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Finding the Fourth Proportional to 8,887.59, 12,264.96 and 6,202.71

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Solution

The fourth proportional to 8,887.59, 12,264.96 and 6,202.71 is: 8,559.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.59 : 12,264.96 = 6,202.71 : x
  2. Step 2: Convert to fraction form
    8,887.59/12,264.96 = 6,202.71/x
  3. Step 3: Cross multiply
    8,887.59x = 12,264.96 × 6,202.71
  4. Step 4: Simplify right side
    8,887.59x = 76,075,990.04
  5. Step 5: Solve for x
    x = 76,075,990.04/8,887.59
  6. Step 6: Final answer
    x = 8,559.80

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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.