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Finding the Third Proportional to 264,424.50 and 402,834.38

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Solution

The third proportional to 264,424.50 and 402,834.38 is: 613,693.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,424.50 : 402,834.38 = 402,834.38 : x
  2. Step 2: Convert to fraction form
    264,424.50/402,834.38 = 402,834.38/x
  3. Step 3: Cross multiply
    264,424.50x = 402,834.38 × 402,834.38
  4. Step 4: Simplify right side
    264,424.50x = 162,275,533,681.64
  5. Step 5: Solve for x
    x = 162,275,533,681.64/264,424.50
  6. Step 6: Final answer
    x = 613,693.26

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.