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Finding the Third Proportional to 2,874,512.81 and 4,418,332.31

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Solution

The third proportional to 2,874,512.81 and 4,418,332.31 is: 6,791,293.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,512.81 : 4,418,332.31 = 4,418,332.31 : x
  2. Step 2: Convert to fraction form
    2,874,512.81/4,418,332.31 = 4,418,332.31/x
  3. Step 3: Cross multiply
    2,874,512.81x = 4,418,332.31 × 4,418,332.31
  4. Step 4: Simplify right side
    2,874,512.81x = 19,521,660,423,681.60
  5. Step 5: Solve for x
    x = 19,521,660,423,681.60/2,874,512.81
  6. Step 6: Final answer
    x = 6,791,293.59

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.