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Finding the Third Proportional to 160,301.50 and 250,157

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Solution

The third proportional to 160,301.50 and 250,157 is: 390,380.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,301.50 : 250,157 = 250,157 : x
  2. Step 2: Convert to fraction form
    160,301.50/250,157 = 250,157/x
  3. Step 3: Cross multiply
    160,301.50x = 250,157 × 250,157
  4. Step 4: Simplify right side
    160,301.50x = 62,578,524,649
  5. Step 5: Solve for x
    x = 62,578,524,649/160,301.50
  6. Step 6: Final answer
    x = 390,380.16

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.