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Finding the Fourth Proportional to 250,301.91, 375,587.73 and 181,920.90

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Solution

The fourth proportional to 250,301.91, 375,587.73 and 181,920.90 is: 272,979.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,301.91 : 375,587.73 = 181,920.90 : x
  2. Step 2: Convert to fraction form
    250,301.91/375,587.73 = 181,920.90/x
  3. Step 3: Cross multiply
    250,301.91x = 375,587.73 × 181,920.90
  4. Step 4: Simplify right side
    250,301.91x = 68,327,257,870.56
  5. Step 5: Solve for x
    x = 68,327,257,870.56/250,301.91
  6. Step 6: Final answer
    x = 272,979.37

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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.