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Finding the Third Proportional to 755,551.13 and 1,140,603.19

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Solution

The third proportional to 755,551.13 and 1,140,603.19 is: 1,721,889.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,551.13 : 1,140,603.19 = 1,140,603.19 : x
  2. Step 2: Convert to fraction form
    755,551.13/1,140,603.19 = 1,140,603.19/x
  3. Step 3: Cross multiply
    755,551.13x = 1,140,603.19 × 1,140,603.19
  4. Step 4: Simplify right side
    755,551.13x = 1,300,975,631,335.16
  5. Step 5: Solve for x
    x = 1,300,975,631,335.16/755,551.13
  6. Step 6: Final answer
    x = 1,721,889.61

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.