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Finding the Fourth Proportional to 8,488.71, 11,706.26 and 6,597.59

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Solution

The fourth proportional to 8,488.71, 11,706.26 and 6,597.59 is: 9,098.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,488.71 : 11,706.26 = 6,597.59 : x
  2. Step 2: Convert to fraction form
    8,488.71/11,706.26 = 6,597.59/x
  3. Step 3: Cross multiply
    8,488.71x = 11,706.26 × 6,597.59
  4. Step 4: Simplify right side
    8,488.71x = 77,233,012.39
  5. Step 5: Solve for x
    x = 77,233,012.39/8,488.71
  6. Step 6: Final answer
    x = 9,098.32

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1.5x scale

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.