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Finding the Third Proportional to 555,877.69 and 920,028.38

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Solution

The third proportional to 555,877.69 and 920,028.38 is: 1,522,731.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,877.69 : 920,028.38 = 920,028.38 : x
  2. Step 2: Convert to fraction form
    555,877.69/920,028.38 = 920,028.38/x
  3. Step 3: Cross multiply
    555,877.69x = 920,028.38 × 920,028.38
  4. Step 4: Simplify right side
    555,877.69x = 846,452,210,805.14
  5. Step 5: Solve for x
    x = 846,452,210,805.14/555,877.69
  6. Step 6: Final answer
    x = 1,522,731.04

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.