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Finding the Third Proportional to 658,557 and 985,027.50

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Solution

The third proportional to 658,557 and 985,027.50 is: 1,473,341.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,557 : 985,027.50 = 985,027.50 : x
  2. Step 2: Convert to fraction form
    658,557/985,027.50 = 985,027.50/x
  3. Step 3: Cross multiply
    658,557x = 985,027.50 × 985,027.50
  4. Step 4: Simplify right side
    658,557x = 970,279,175,756.25
  5. Step 5: Solve for x
    x = 970,279,175,756.25/658,557
  6. Step 6: Final answer
    x = 1,473,341.22

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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.