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Finding the Third Proportional to 15,187,768 and 33,260,432

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Solution

The third proportional to 15,187,768 and 33,260,432 is: 72,838,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,187,768 : 33,260,432 = 33,260,432 : x
  2. Step 2: Convert to fraction form
    15,187,768/33,260,432 = 33,260,432/x
  3. Step 3: Cross multiply
    15,187,768x = 33,260,432 × 33,260,432
  4. Step 4: Simplify right side
    15,187,768x = 1,106,256,336,826,624
  5. Step 5: Solve for x
    x = 1,106,256,336,826,624/15,187,768
  6. Step 6: Final answer
    x = 72,838,638.10

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.