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Finding the Fourth Proportional to 590,490,674.80, 885,736,012.20 and 587,089,452.40

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Solution

The fourth proportional to 590,490,674.80, 885,736,012.20 and 587,089,452.40 is: 880,634,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,490,674.80 : 885,736,012.20 = 587,089,452.40 : x
  2. Step 2: Convert to fraction form
    590,490,674.80/885,736,012.20 = 587,089,452.40/x
  3. Step 3: Cross multiply
    590,490,674.80x = 885,736,012.20 × 587,089,452.40
  4. Step 4: Simplify right side
    590,490,674.80x = 520,006,270,373,457,728
  5. Step 5: Solve for x
    x = 520,006,270,373,457,728/590,490,674.80
  6. Step 6: Final answer
    x = 880,634,178.60

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Double scale
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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.