Home / 789,060.40-1,183,590.60-663,089.20

Finding the Fourth Proportional to 789,060.40, 1,183,590.60 and 663,089.20

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Solution

The fourth proportional to 789,060.40, 1,183,590.60 and 663,089.20 is: 994,633.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,060.40 : 1,183,590.60 = 663,089.20 : x
  2. Step 2: Convert to fraction form
    789,060.40/1,183,590.60 = 663,089.20/x
  3. Step 3: Cross multiply
    789,060.40x = 1,183,590.60 × 663,089.20
  4. Step 4: Simplify right side
    789,060.40x = 784,826,144,081.52
  5. Step 5: Solve for x
    x = 784,826,144,081.52/789,060.40
  6. Step 6: Final answer
    x = 994,633.80

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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.