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Finding the Third Proportional to 177,292.13 and 266,071.50

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Solution

The third proportional to 177,292.13 and 266,071.50 is: 399,307.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,292.13 : 266,071.50 = 266,071.50 : x
  2. Step 2: Convert to fraction form
    177,292.13/266,071.50 = 266,071.50/x
  3. Step 3: Cross multiply
    177,292.13x = 266,071.50 × 266,071.50
  4. Step 4: Simplify right side
    177,292.13x = 70,794,043,112.25
  5. Step 5: Solve for x
    x = 70,794,043,112.25/177,292.13
  6. Step 6: Final answer
    x = 399,307.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.