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Finding the Third Proportional to 870,564 and 1,331,603.25

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Solution

The third proportional to 870,564 and 1,331,603.25 is: 2,036,802.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,564 : 1,331,603.25 = 1,331,603.25 : x
  2. Step 2: Convert to fraction form
    870,564/1,331,603.25 = 1,331,603.25/x
  3. Step 3: Cross multiply
    870,564x = 1,331,603.25 × 1,331,603.25
  4. Step 4: Simplify right side
    870,564x = 1,773,167,215,410.56
  5. Step 5: Solve for x
    x = 1,773,167,215,410.56/870,564
  6. Step 6: Final answer
    x = 2,036,802.83

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.