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Finding the Fourth Proportional to 349,851.98, 524,780.40 and 150,003.92

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Solution

The fourth proportional to 349,851.98, 524,780.40 and 150,003.92 is: 225,006.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,851.98 : 524,780.40 = 150,003.92 : x
  2. Step 2: Convert to fraction form
    349,851.98/524,780.40 = 150,003.92/x
  3. Step 3: Cross multiply
    349,851.98x = 524,780.40 × 150,003.92
  4. Step 4: Simplify right side
    349,851.98x = 78,719,114,515.27
  5. Step 5: Solve for x
    x = 78,719,114,515.27/349,851.98
  6. Step 6: Final answer
    x = 225,006.92

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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.