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Finding the Third Proportional to 9,980,587.13 and 15,015,152.25

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Solution

The third proportional to 9,980,587.13 and 15,015,152.25 is: 22,589,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,587.13 : 15,015,152.25 = 15,015,152.25 : x
  2. Step 2: Convert to fraction form
    9,980,587.13/15,015,152.25 = 15,015,152.25/x
  3. Step 3: Cross multiply
    9,980,587.13x = 15,015,152.25 × 15,015,152.25
  4. Step 4: Simplify right side
    9,980,587.13x = 225,454,797,090,680.06
  5. Step 5: Solve for x
    x = 225,454,797,090,680.06/9,980,587.13
  6. Step 6: Final answer
    x = 22,589,332.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.