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Finding the Fourth Proportional to 370,001.52, 555,005.52 and 89,519.04

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Solution

The fourth proportional to 370,001.52, 555,005.52 and 89,519.04 is: 134,279.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,001.52 : 555,005.52 = 89,519.04 : x
  2. Step 2: Convert to fraction form
    370,001.52/555,005.52 = 89,519.04/x
  3. Step 3: Cross multiply
    370,001.52x = 555,005.52 × 89,519.04
  4. Step 4: Simplify right side
    370,001.52x = 49,683,561,345.10
  5. Step 5: Solve for x
    x = 49,683,561,345.10/370,001.52
  6. Step 6: Final answer
    x = 134,279.34

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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.