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Finding the Fourth Proportional to 5,332, 7,357 and 3,235.72

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Solution

The fourth proportional to 5,332, 7,357 and 3,235.72 is: 4,464.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332 : 7,357 = 3,235.72 : x
  2. Step 2: Convert to fraction form
    5,332/7,357 = 3,235.72/x
  3. Step 3: Cross multiply
    5,332x = 7,357 × 3,235.72
  4. Step 4: Simplify right side
    5,332x = 23,805,192.04
  5. Step 5: Solve for x
    x = 23,805,192.04/5,332
  6. Step 6: Final answer
    x = 4,464.59

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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.