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Finding the Fourth Proportional to 349,880.80, 524,432.40 and 150,167.20

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Solution

The fourth proportional to 349,880.80, 524,432.40 and 150,167.20 is: 225,083.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,880.80 : 524,432.40 = 150,167.20 : x
  2. Step 2: Convert to fraction form
    349,880.80/524,432.40 = 150,167.20/x
  3. Step 3: Cross multiply
    349,880.80x = 524,432.40 × 150,167.20
  4. Step 4: Simplify right side
    349,880.80x = 78,752,545,097.28
  5. Step 5: Solve for x
    x = 78,752,545,097.28/349,880.80
  6. Step 6: Final answer
    x = 225,083.93

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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.