Home / 984,199.56-1,358,195.40-531,490.56

Finding the Fourth Proportional to 984,199.56, 1,358,195.40 and 531,490.56

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Solution

The fourth proportional to 984,199.56, 1,358,195.40 and 531,490.56 is: 733,456.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,199.56 : 1,358,195.40 = 531,490.56 : x
  2. Step 2: Convert to fraction form
    984,199.56/1,358,195.40 = 531,490.56/x
  3. Step 3: Cross multiply
    984,199.56x = 1,358,195.40 × 531,490.56
  4. Step 4: Simplify right side
    984,199.56x = 721,868,033,735.42
  5. Step 5: Solve for x
    x = 721,868,033,735.42/984,199.56
  6. Step 6: Final answer
    x = 733,456.98

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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.