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Finding the Third Proportional to 113,396,270.63 and 247,319,449.88

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Solution

The third proportional to 113,396,270.63 and 247,319,449.88 is: 539,408,482.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,396,270.63 : 247,319,449.88 = 247,319,449.88 : x
  2. Step 2: Convert to fraction form
    113,396,270.63/247,319,449.88 = 247,319,449.88/x
  3. Step 3: Cross multiply
    113,396,270.63x = 247,319,449.88 × 247,319,449.88
  4. Step 4: Simplify right side
    113,396,270.63x = 61,166,910,286,472,640
  5. Step 5: Solve for x
    x = 61,166,910,286,472,640/113,396,270.63
  6. Step 6: Final answer
    x = 539,408,482.74

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.