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Finding the Fourth Proportional to 407,789.24, 612,073.06 and 250,325.24

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Solution

The fourth proportional to 407,789.24, 612,073.06 and 250,325.24 is: 375,726.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,789.24 : 612,073.06 = 250,325.24 : x
  2. Step 2: Convert to fraction form
    407,789.24/612,073.06 = 250,325.24/x
  3. Step 3: Cross multiply
    407,789.24x = 612,073.06 × 250,325.24
  4. Step 4: Simplify right side
    407,789.24x = 153,217,331,955.86
  5. Step 5: Solve for x
    x = 153,217,331,955.86/407,789.24
  6. Step 6: Final answer
    x = 375,726.77

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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.