Home / 668,276.60-1,002,317.70-194,912.60

Finding the Fourth Proportional to 668,276.60, 1,002,317.70 and 194,912.60

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Solution

The fourth proportional to 668,276.60, 1,002,317.70 and 194,912.60 is: 292,340.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,276.60 : 1,002,317.70 = 194,912.60 : x
  2. Step 2: Convert to fraction form
    668,276.60/1,002,317.70 = 194,912.60/x
  3. Step 3: Cross multiply
    668,276.60x = 1,002,317.70 × 194,912.60
  4. Step 4: Simplify right side
    668,276.60x = 195,364,348,933.02
  5. Step 5: Solve for x
    x = 195,364,348,933.02/668,276.60
  6. Step 6: Final answer
    x = 292,340.55

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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.