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Finding the Fourth Proportional to 527,705.28, 791,182.08 and 247,069.44

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Solution

The fourth proportional to 527,705.28, 791,182.08 and 247,069.44 is: 370,428.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,705.28 : 791,182.08 = 247,069.44 : x
  2. Step 2: Convert to fraction form
    527,705.28/791,182.08 = 247,069.44/x
  3. Step 3: Cross multiply
    527,705.28x = 791,182.08 × 247,069.44
  4. Step 4: Simplify right side
    527,705.28x = 195,476,913,443.64
  5. Step 5: Solve for x
    x = 195,476,913,443.64/527,705.28
  6. Step 6: Final answer
    x = 370,428.19

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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.