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Finding the Third Proportional to 315,202.50 and 473,127.75

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Solution

The third proportional to 315,202.50 and 473,127.75 is: 710,177.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,202.50 : 473,127.75 = 473,127.75 : x
  2. Step 2: Convert to fraction form
    315,202.50/473,127.75 = 473,127.75/x
  3. Step 3: Cross multiply
    315,202.50x = 473,127.75 × 473,127.75
  4. Step 4: Simplify right side
    315,202.50x = 223,849,867,820.06
  5. Step 5: Solve for x
    x = 223,849,867,820.06/315,202.50
  6. Step 6: Final answer
    x = 710,177.96

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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.