Home / 996,359.40-1,494,539.10-659,780.10

Finding the Fourth Proportional to 996,359.40, 1,494,539.10 and 659,780.10

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Solution

The fourth proportional to 996,359.40, 1,494,539.10 and 659,780.10 is: 989,670.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,359.40 : 1,494,539.10 = 659,780.10 : x
  2. Step 2: Convert to fraction form
    996,359.40/1,494,539.10 = 659,780.10/x
  3. Step 3: Cross multiply
    996,359.40x = 1,494,539.10 × 659,780.10
  4. Step 4: Simplify right side
    996,359.40x = 986,067,156,851.91
  5. Step 5: Solve for x
    x = 986,067,156,851.91/996,359.40
  6. Step 6: Final answer
    x = 989,670.15

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Double scale
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Similar ratio
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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.