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Finding the Fourth Proportional to 5,918.03, 8,877.04 and 5,557.17

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Solution

The fourth proportional to 5,918.03, 8,877.04 and 5,557.17 is: 8,335.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.03 : 8,877.04 = 5,557.17 : x
  2. Step 2: Convert to fraction form
    5,918.03/8,877.04 = 5,557.17/x
  3. Step 3: Cross multiply
    5,918.03x = 8,877.04 × 5,557.17
  4. Step 4: Simplify right side
    5,918.03x = 49,331,206.48
  5. Step 5: Solve for x
    x = 49,331,206.48/5,918.03
  6. Step 6: Final answer
    x = 8,335.76

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Similar ratio
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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.