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Finding the Fourth Proportional to 372,547.52, 558,826.41 and 106,307.95

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Solution

The fourth proportional to 372,547.52, 558,826.41 and 106,307.95 is: 159,463.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,547.52 : 558,826.41 = 106,307.95 : x
  2. Step 2: Convert to fraction form
    372,547.52/558,826.41 = 106,307.95/x
  3. Step 3: Cross multiply
    372,547.52x = 558,826.41 × 106,307.95
  4. Step 4: Simplify right side
    372,547.52x = 59,407,690,052.96
  5. Step 5: Solve for x
    x = 59,407,690,052.96/372,547.52
  6. Step 6: Final answer
    x = 159,463.39

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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.