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Finding the Fourth Proportional to 616,169.70, 924,254.55 and 350,449.20

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Solution

The fourth proportional to 616,169.70, 924,254.55 and 350,449.20 is: 525,673.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,169.70 : 924,254.55 = 350,449.20 : x
  2. Step 2: Convert to fraction form
    616,169.70/924,254.55 = 350,449.20/x
  3. Step 3: Cross multiply
    616,169.70x = 924,254.55 × 350,449.20
  4. Step 4: Simplify right side
    616,169.70x = 323,904,267,643.86
  5. Step 5: Solve for x
    x = 323,904,267,643.86/616,169.70
  6. Step 6: Final answer
    x = 525,673.80

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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.