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Finding the Fourth Proportional to 590,604.80, 885,907.20 and 587,105.60

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Solution

The fourth proportional to 590,604.80, 885,907.20 and 587,105.60 is: 880,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,604.80 : 885,907.20 = 587,105.60 : x
  2. Step 2: Convert to fraction form
    590,604.80/885,907.20 = 587,105.60/x
  3. Step 3: Cross multiply
    590,604.80x = 885,907.20 × 587,105.60
  4. Step 4: Simplify right side
    590,604.80x = 520,121,078,200.32
  5. Step 5: Solve for x
    x = 520,121,078,200.32/590,604.80
  6. Step 6: Final answer
    x = 880,658.40

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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.