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Finding the Fourth Proportional to 668,062.02, 1,002,259.11 and 194,751.54

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Solution

The fourth proportional to 668,062.02, 1,002,259.11 and 194,751.54 is: 292,175.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,062.02 : 1,002,259.11 = 194,751.54 : x
  2. Step 2: Convert to fraction form
    668,062.02/1,002,259.11 = 194,751.54/x
  3. Step 3: Cross multiply
    668,062.02x = 1,002,259.11 × 194,751.54
  4. Step 4: Simplify right side
    668,062.02x = 195,191,505,151.53
  5. Step 5: Solve for x
    x = 195,191,505,151.53/668,062.02
  6. Step 6: Final answer
    x = 292,175.73

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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.