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Finding the Fourth Proportional to 621,752.10, 934,010.55 and 598,251.30

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Solution

The fourth proportional to 621,752.10, 934,010.55 and 598,251.30 is: 898,707.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,752.10 : 934,010.55 = 598,251.30 : x
  2. Step 2: Convert to fraction form
    621,752.10/934,010.55 = 598,251.30/x
  3. Step 3: Cross multiply
    621,752.10x = 934,010.55 × 598,251.30
  4. Step 4: Simplify right side
    621,752.10x = 558,773,025,751.22
  5. Step 5: Solve for x
    x = 558,773,025,751.22/621,752.10
  6. Step 6: Final answer
    x = 898,707.10

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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.