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Finding the Fourth Proportional to 177,927, 266,928.56 and 65,607.52

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Solution

The fourth proportional to 177,927, 266,928.56 and 65,607.52 is: 98,425.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,927 : 266,928.56 = 65,607.52 : x
  2. Step 2: Convert to fraction form
    177,927/266,928.56 = 65,607.52/x
  3. Step 3: Cross multiply
    177,927x = 266,928.56 × 65,607.52
  4. Step 4: Simplify right side
    177,927x = 17,512,520,838.77
  5. Step 5: Solve for x
    x = 17,512,520,838.77/177,927
  6. Step 6: Final answer
    x = 98,425.31

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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.