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Finding the Third Proportional to 720,820.13 and 1,585,528.88

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Solution

The third proportional to 720,820.13 and 1,585,528.88 is: 3,487,557.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,820.13 : 1,585,528.88 = 1,585,528.88 : x
  2. Step 2: Convert to fraction form
    720,820.13/1,585,528.88 = 1,585,528.88/x
  3. Step 3: Cross multiply
    720,820.13x = 1,585,528.88 × 1,585,528.88
  4. Step 4: Simplify right side
    720,820.13x = 2,513,901,813,458.77
  5. Step 5: Solve for x
    x = 2,513,901,813,458.77/720,820.13
  6. Step 6: Final answer
    x = 3,487,557.75

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.