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Finding the Fourth Proportional to 8,827.35, 13,304.49 and 7,609.47

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Solution

The fourth proportional to 8,827.35, 13,304.49 and 7,609.47 is: 11,468.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.35 : 13,304.49 = 7,609.47 : x
  2. Step 2: Convert to fraction form
    8,827.35/13,304.49 = 7,609.47/x
  3. Step 3: Cross multiply
    8,827.35x = 13,304.49 × 7,609.47
  4. Step 4: Simplify right side
    8,827.35x = 101,240,117.52
  5. Step 5: Solve for x
    x = 101,240,117.52/8,827.35
  6. Step 6: Final answer
    x = 11,468.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.