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Finding the Third Proportional to 979,564.92 and 1,513,018.76

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Solution

The third proportional to 979,564.92 and 1,513,018.76 is: 2,336,982.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,564.92 : 1,513,018.76 = 1,513,018.76 : x
  2. Step 2: Convert to fraction form
    979,564.92/1,513,018.76 = 1,513,018.76/x
  3. Step 3: Cross multiply
    979,564.92x = 1,513,018.76 × 1,513,018.76
  4. Step 4: Simplify right side
    979,564.92x = 2,289,225,761,492.48
  5. Step 5: Solve for x
    x = 2,289,225,761,492.48/979,564.92
  6. Step 6: Final answer
    x = 2,336,982.17

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.