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Finding the Fourth Proportional to 207,592.81, 286,499.24 and 127,073.54

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Solution

The fourth proportional to 207,592.81, 286,499.24 and 127,073.54 is: 175,374.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,592.81 : 286,499.24 = 127,073.54 : x
  2. Step 2: Convert to fraction form
    207,592.81/286,499.24 = 127,073.54/x
  3. Step 3: Cross multiply
    207,592.81x = 286,499.24 × 127,073.54
  4. Step 4: Simplify right side
    207,592.81x = 36,406,472,634.11
  5. Step 5: Solve for x
    x = 36,406,472,634.11/207,592.81
  6. Step 6: Final answer
    x = 175,374.44

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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.