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Finding the Fourth Proportional to 574,707.30, 862,132.52 and 195,598.90

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Solution

The fourth proportional to 574,707.30, 862,132.52 and 195,598.90 is: 293,422.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,707.30 : 862,132.52 = 195,598.90 : x
  2. Step 2: Convert to fraction form
    574,707.30/862,132.52 = 195,598.90/x
  3. Step 3: Cross multiply
    574,707.30x = 862,132.52 × 195,598.90
  4. Step 4: Simplify right side
    574,707.30x = 168,632,172,566.23
  5. Step 5: Solve for x
    x = 168,632,172,566.23/574,707.30
  6. Step 6: Final answer
    x = 293,422.71

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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.