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Finding the Third Proportional to 1,074,457.72 and 1,625,521.92

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Solution

The third proportional to 1,074,457.72 and 1,625,521.92 is: 2,459,214.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,457.72 : 1,625,521.92 = 1,625,521.92 : x
  2. Step 2: Convert to fraction form
    1,074,457.72/1,625,521.92 = 1,625,521.92/x
  3. Step 3: Cross multiply
    1,074,457.72x = 1,625,521.92 × 1,625,521.92
  4. Step 4: Simplify right side
    1,074,457.72x = 2,642,321,518,496.19
  5. Step 5: Solve for x
    x = 2,642,321,518,496.19/1,074,457.72
  6. Step 6: Final answer
    x = 2,459,214.04

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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.