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Finding the Third Proportional to 176,320.13 and 264,478.50

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Solution

The third proportional to 176,320.13 and 264,478.50 is: 396,715.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,320.13 : 264,478.50 = 264,478.50 : x
  2. Step 2: Convert to fraction form
    176,320.13/264,478.50 = 264,478.50/x
  3. Step 3: Cross multiply
    176,320.13x = 264,478.50 × 264,478.50
  4. Step 4: Simplify right side
    176,320.13x = 69,948,876,962.25
  5. Step 5: Solve for x
    x = 69,948,876,962.25/176,320.13
  6. Step 6: Final answer
    x = 396,715.22

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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.