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Finding the Fourth Proportional to 358,399.71, 537,227.73 and 178,365.87

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Solution

The fourth proportional to 358,399.71, 537,227.73 and 178,365.87 is: 267,363.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,399.71 : 537,227.73 = 178,365.87 : x
  2. Step 2: Convert to fraction form
    358,399.71/537,227.73 = 178,365.87/x
  3. Step 3: Cross multiply
    358,399.71x = 537,227.73 × 178,365.87
  4. Step 4: Simplify right side
    358,399.71x = 95,823,091,449.58
  5. Step 5: Solve for x
    x = 95,823,091,449.58/358,399.71
  6. Step 6: Final answer
    x = 267,363.75

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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.