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Finding the Third Proportional to 10,439,415 and 15,971,139

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Solution

The third proportional to 10,439,415 and 15,971,139 is: 24,434,058.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,439,415 : 15,971,139 = 15,971,139 : x
  2. Step 2: Convert to fraction form
    10,439,415/15,971,139 = 15,971,139/x
  3. Step 3: Cross multiply
    10,439,415x = 15,971,139 × 15,971,139
  4. Step 4: Simplify right side
    10,439,415x = 255,077,280,957,321
  5. Step 5: Solve for x
    x = 255,077,280,957,321/10,439,415
  6. Step 6: Final answer
    x = 24,434,058.90

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.