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Finding the Third Proportional to 161,785 and 237,385.50

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Solution

The third proportional to 161,785 and 237,385.50 is: 348,313.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,785 : 237,385.50 = 237,385.50 : x
  2. Step 2: Convert to fraction form
    161,785/237,385.50 = 237,385.50/x
  3. Step 3: Cross multiply
    161,785x = 237,385.50 × 237,385.50
  4. Step 4: Simplify right side
    161,785x = 56,351,875,610.25
  5. Step 5: Solve for x
    x = 56,351,875,610.25/161,785
  6. Step 6: Final answer
    x = 348,313.35

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.