Home / 984,209.60-1,358,209.24-531,500.56

Finding the Fourth Proportional to 984,209.60, 1,358,209.24 and 531,500.56

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Solution

The fourth proportional to 984,209.60, 1,358,209.24 and 531,500.56 is: 733,470.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,209.60 : 1,358,209.24 = 531,500.56 : x
  2. Step 2: Convert to fraction form
    984,209.60/1,358,209.24 = 531,500.56/x
  3. Step 3: Cross multiply
    984,209.60x = 1,358,209.24 × 531,500.56
  4. Step 4: Simplify right side
    984,209.60x = 721,888,971,657.18
  5. Step 5: Solve for x
    x = 721,888,971,657.18/984,209.60
  6. Step 6: Final answer
    x = 733,470.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.