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Finding the Fourth Proportional to 654,535.96, 980,229.30 and 373,200.28

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Solution

The fourth proportional to 654,535.96, 980,229.30 and 373,200.28 is: 558,902.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,535.96 : 980,229.30 = 373,200.28 : x
  2. Step 2: Convert to fraction form
    654,535.96/980,229.30 = 373,200.28/x
  3. Step 3: Cross multiply
    654,535.96x = 980,229.30 × 373,200.28
  4. Step 4: Simplify right side
    654,535.96x = 365,821,849,224.20
  5. Step 5: Solve for x
    x = 365,821,849,224.20/654,535.96
  6. Step 6: Final answer
    x = 558,902.60

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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.