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Finding the Fourth Proportional to 7,502.38, 10,352.68 and 4,358.77

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Solution

The fourth proportional to 7,502.38, 10,352.68 and 4,358.77 is: 6,014.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502.38 : 10,352.68 = 4,358.77 : x
  2. Step 2: Convert to fraction form
    7,502.38/10,352.68 = 4,358.77/x
  3. Step 3: Cross multiply
    7,502.38x = 10,352.68 × 4,358.77
  4. Step 4: Simplify right side
    7,502.38x = 45,124,951.00
  5. Step 5: Solve for x
    x = 45,124,951.00/7,502.38
  6. Step 6: Final answer
    x = 6,014.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.