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Finding the Fourth Proportional to 8,502.04, 12,746.18 and 2,655.64

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Solution

The fourth proportional to 8,502.04, 12,746.18 and 2,655.64 is: 3,981.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502.04 : 12,746.18 = 2,655.64 : x
  2. Step 2: Convert to fraction form
    8,502.04/12,746.18 = 2,655.64/x
  3. Step 3: Cross multiply
    8,502.04x = 12,746.18 × 2,655.64
  4. Step 4: Simplify right side
    8,502.04x = 33,849,265.46
  5. Step 5: Solve for x
    x = 33,849,265.46/8,502.04
  6. Step 6: Final answer
    x = 3,981.31

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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.