Home / 960,159.24-1,439,227.92-320,291.64

Finding the Fourth Proportional to 960,159.24, 1,439,227.92 and 320,291.64

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Solution

The fourth proportional to 960,159.24, 1,439,227.92 and 320,291.64 is: 480,100.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,159.24 : 1,439,227.92 = 320,291.64 : x
  2. Step 2: Convert to fraction form
    960,159.24/1,439,227.92 = 320,291.64/x
  3. Step 3: Cross multiply
    960,159.24x = 1,439,227.92 × 320,291.64
  4. Step 4: Simplify right side
    960,159.24x = 460,972,670,830.59
  5. Step 5: Solve for x
    x = 460,972,670,830.59/960,159.24
  6. Step 6: Final answer
    x = 480,100.23

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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.