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Finding the Fourth Proportional to 8,347.23, 12,502.41 and 5,708.49

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Solution

The fourth proportional to 8,347.23, 12,502.41 and 5,708.49 is: 8,550.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.23 : 12,502.41 = 5,708.49 : x
  2. Step 2: Convert to fraction form
    8,347.23/12,502.41 = 5,708.49/x
  3. Step 3: Cross multiply
    8,347.23x = 12,502.41 × 5,708.49
  4. Step 4: Simplify right side
    8,347.23x = 71,369,882.46
  5. Step 5: Solve for x
    x = 71,369,882.46/8,347.23
  6. Step 6: Final answer
    x = 8,550.13

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1.5x scale

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.