Home / 996,360.40-1,494,540.60-659,781.10

Finding the Fourth Proportional to 996,360.40, 1,494,540.60 and 659,781.10

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Solution

The fourth proportional to 996,360.40, 1,494,540.60 and 659,781.10 is: 989,671.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,360.40 : 1,494,540.60 = 659,781.10 : x
  2. Step 2: Convert to fraction form
    996,360.40/1,494,540.60 = 659,781.10/x
  3. Step 3: Cross multiply
    996,360.40x = 1,494,540.60 × 659,781.10
  4. Step 4: Simplify right side
    996,360.40x = 986,069,641,062.66
  5. Step 5: Solve for x
    x = 986,069,641,062.66/996,360.40
  6. Step 6: Final answer
    x = 989,671.65

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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.