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Finding the Third Proportional to 292,423.50 and 660,507.75

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Solution

The third proportional to 292,423.50 and 660,507.75 is: 1,491,913.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,423.50 : 660,507.75 = 660,507.75 : x
  2. Step 2: Convert to fraction form
    292,423.50/660,507.75 = 660,507.75/x
  3. Step 3: Cross multiply
    292,423.50x = 660,507.75 × 660,507.75
  4. Step 4: Simplify right side
    292,423.50x = 436,270,487,810.06
  5. Step 5: Solve for x
    x = 436,270,487,810.06/292,423.50
  6. Step 6: Final answer
    x = 1,491,913.23

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.