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Finding the Third Proportional to 12,294,685.13 and 18,342,382.50

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Solution

The third proportional to 12,294,685.13 and 18,342,382.50 is: 27,364,913.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,685.13 : 18,342,382.50 = 18,342,382.50 : x
  2. Step 2: Convert to fraction form
    12,294,685.13/18,342,382.50 = 18,342,382.50/x
  3. Step 3: Cross multiply
    12,294,685.13x = 18,342,382.50 × 18,342,382.50
  4. Step 4: Simplify right side
    12,294,685.13x = 336,442,995,776,306.25
  5. Step 5: Solve for x
    x = 336,442,995,776,306.25/12,294,685.13
  6. Step 6: Final answer
    x = 27,364,913.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.