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Finding the Third Proportional to 487,488 and 1,087,003.50

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Solution

The third proportional to 487,488 and 1,087,003.50 is: 2,423,806.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,488 : 1,087,003.50 = 1,087,003.50 : x
  2. Step 2: Convert to fraction form
    487,488/1,087,003.50 = 1,087,003.50/x
  3. Step 3: Cross multiply
    487,488x = 1,087,003.50 × 1,087,003.50
  4. Step 4: Simplify right side
    487,488x = 1,181,576,609,012.25
  5. Step 5: Solve for x
    x = 1,181,576,609,012.25/487,488
  6. Step 6: Final answer
    x = 2,423,806.55

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These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.