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Finding the Fourth Proportional to 239,687.04, 359,565.12 and 73,488

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Solution

The fourth proportional to 239,687.04, 359,565.12 and 73,488 is: 110,242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,687.04 : 359,565.12 = 73,488 : x
  2. Step 2: Convert to fraction form
    239,687.04/359,565.12 = 73,488/x
  3. Step 3: Cross multiply
    239,687.04x = 359,565.12 × 73,488
  4. Step 4: Simplify right side
    239,687.04x = 26,423,721,538.56
  5. Step 5: Solve for x
    x = 26,423,721,538.56/239,687.04
  6. Step 6: Final answer
    x = 110,242.60

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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.