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Finding the Fourth Proportional to 8,887, 12,263.97 and 4,908.02

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Solution

The fourth proportional to 8,887, 12,263.97 and 4,908.02 is: 6,773.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887 : 12,263.97 = 4,908.02 : x
  2. Step 2: Convert to fraction form
    8,887/12,263.97 = 4,908.02/x
  3. Step 3: Cross multiply
    8,887x = 12,263.97 × 4,908.02
  4. Step 4: Simplify right side
    8,887x = 60,191,810.04
  5. Step 5: Solve for x
    x = 60,191,810.04/8,887
  6. Step 6: Final answer
    x = 6,773.02

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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.