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Finding the Fourth Proportional to 370,572.66, 555,891.84 and 104,335.52

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Solution

The fourth proportional to 370,572.66, 555,891.84 and 104,335.52 is: 156,512.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,572.66 : 555,891.84 = 104,335.52 : x
  2. Step 2: Convert to fraction form
    370,572.66/555,891.84 = 104,335.52/x
  3. Step 3: Cross multiply
    370,572.66x = 555,891.84 × 104,335.52
  4. Step 4: Simplify right side
    370,572.66x = 57,999,261,410.70
  5. Step 5: Solve for x
    x = 57,999,261,410.70/370,572.66
  6. Step 6: Final answer
    x = 156,512.52

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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.