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Finding the Third Proportional to 761,428.13 and 1,625,607

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Solution

The third proportional to 761,428.13 and 1,625,607 is: 3,470,581.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,428.13 : 1,625,607 = 1,625,607 : x
  2. Step 2: Convert to fraction form
    761,428.13/1,625,607 = 1,625,607/x
  3. Step 3: Cross multiply
    761,428.13x = 1,625,607 × 1,625,607
  4. Step 4: Simplify right side
    761,428.13x = 2,642,598,118,449
  5. Step 5: Solve for x
    x = 2,642,598,118,449/761,428.13
  6. Step 6: Final answer
    x = 3,470,581.18

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.