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Finding the Third Proportional to 616,740.75 and 925,111.13

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Solution

The third proportional to 616,740.75 and 925,111.13 is: 1,387,666.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,740.75 : 925,111.13 = 925,111.13 : x
  2. Step 2: Convert to fraction form
    616,740.75/925,111.13 = 925,111.13/x
  3. Step 3: Cross multiply
    616,740.75x = 925,111.13 × 925,111.13
  4. Step 4: Simplify right side
    616,740.75x = 855,830,593,598.77
  5. Step 5: Solve for x
    x = 855,830,593,598.77/616,740.75
  6. Step 6: Final answer
    x = 1,387,666.69

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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.