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Finding the Fourth Proportional to 616,487.92, 924,763.88 and 195,796.72

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Solution

The fourth proportional to 616,487.92, 924,763.88 and 195,796.72 is: 293,705.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,487.92 : 924,763.88 = 195,796.72 : x
  2. Step 2: Convert to fraction form
    616,487.92/924,763.88 = 195,796.72/x
  3. Step 3: Cross multiply
    616,487.92x = 924,763.88 × 195,796.72
  4. Step 4: Simplify right side
    616,487.92x = 181,065,734,478.47
  5. Step 5: Solve for x
    x = 181,065,734,478.47/616,487.92
  6. Step 6: Final answer
    x = 293,705.24

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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.