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Finding the Fourth Proportional to 6,663.29, 9,952.97 and 4,892.63

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Solution

The fourth proportional to 6,663.29, 9,952.97 and 4,892.63 is: 7,308.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663.29 : 9,952.97 = 4,892.63 : x
  2. Step 2: Convert to fraction form
    6,663.29/9,952.97 = 4,892.63/x
  3. Step 3: Cross multiply
    6,663.29x = 9,952.97 × 4,892.63
  4. Step 4: Simplify right side
    6,663.29x = 48,696,149.85
  5. Step 5: Solve for x
    x = 48,696,149.85/6,663.29
  6. Step 6: Final answer
    x = 7,308.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.