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Finding the Fourth Proportional to 590,491,117.80, 885,736,676.70 and 587,089,895.40

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Solution

The fourth proportional to 590,491,117.80, 885,736,676.70 and 587,089,895.40 is: 880,634,843.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,491,117.80 : 885,736,676.70 = 587,089,895.40 : x
  2. Step 2: Convert to fraction form
    590,491,117.80/885,736,676.70 = 587,089,895.40/x
  3. Step 3: Cross multiply
    590,491,117.80x = 885,736,676.70 × 587,089,895.40
  4. Step 4: Simplify right side
    590,491,117.80x = 520,007,052,875,746,624
  5. Step 5: Solve for x
    x = 520,007,052,875,746,624/590,491,117.80
  6. Step 6: Final answer
    x = 880,634,843.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.