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Finding the Fourth Proportional to 193,897.76, 290,844.46 and 75,652.13

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Solution

The fourth proportional to 193,897.76, 290,844.46 and 75,652.13 is: 113,477.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,897.76 : 290,844.46 = 75,652.13 : x
  2. Step 2: Convert to fraction form
    193,897.76/290,844.46 = 75,652.13/x
  3. Step 3: Cross multiply
    193,897.76x = 290,844.46 × 75,652.13
  4. Step 4: Simplify right side
    193,897.76x = 22,003,002,519.44
  5. Step 5: Solve for x
    x = 22,003,002,519.44/193,897.76
  6. Step 6: Final answer
    x = 113,477.35

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1.5x scale

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.