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Finding the Fourth Proportional to 18,304.59, 27,463.47 and 7,205.13

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Solution

The fourth proportional to 18,304.59, 27,463.47 and 7,205.13 is: 10,810.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304.59 : 27,463.47 = 7,205.13 : x
  2. Step 2: Convert to fraction form
    18,304.59/27,463.47 = 7,205.13/x
  3. Step 3: Cross multiply
    18,304.59x = 27,463.47 × 7,205.13
  4. Step 4: Simplify right side
    18,304.59x = 197,877,871.60
  5. Step 5: Solve for x
    x = 197,877,871.60/18,304.59
  6. Step 6: Final answer
    x = 10,810.29

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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.