Home / 984,230.64-1,358,238.30-531,521.64

Finding the Fourth Proportional to 984,230.64, 1,358,238.30 and 531,521.64

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Solution

The fourth proportional to 984,230.64, 1,358,238.30 and 531,521.64 is: 733,499.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,230.64 : 1,358,238.30 = 531,521.64 : x
  2. Step 2: Convert to fraction form
    984,230.64/1,358,238.30 = 531,521.64/x
  3. Step 3: Cross multiply
    984,230.64x = 1,358,238.30 × 531,521.64
  4. Step 4: Simplify right side
    984,230.64x = 721,933,048,726.81
  5. Step 5: Solve for x
    x = 721,933,048,726.81/984,230.64
  6. Step 6: Final answer
    x = 733,499.87

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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.