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Finding the Fourth Proportional to 8,358, 11,534.10 and 4,632

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Solution

The fourth proportional to 8,358, 11,534.10 and 4,632 is: 6,392.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,358 : 11,534.10 = 4,632 : x
  2. Step 2: Convert to fraction form
    8,358/11,534.10 = 4,632/x
  3. Step 3: Cross multiply
    8,358x = 11,534.10 × 4,632
  4. Step 4: Simplify right side
    8,358x = 53,425,951.20
  5. Step 5: Solve for x
    x = 53,425,951.20/8,358
  6. Step 6: Final answer
    x = 6,392.19

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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.