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Finding the Third Proportional to 59,555.88 and 127,740.16

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Solution

The third proportional to 59,555.88 and 127,740.16 is: 273,987.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,555.88 : 127,740.16 = 127,740.16 : x
  2. Step 2: Convert to fraction form
    59,555.88/127,740.16 = 127,740.16/x
  3. Step 3: Cross multiply
    59,555.88x = 127,740.16 × 127,740.16
  4. Step 4: Simplify right side
    59,555.88x = 16,317,549,514.71
  5. Step 5: Solve for x
    x = 16,317,549,514.71/59,555.88
  6. Step 6: Final answer
    x = 273,987.20

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.