Home / 872,033.91-1,203,344.28-479,594.49

Finding the Fourth Proportional to 872,033.91, 1,203,344.28 and 479,594.49

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Solution

The fourth proportional to 872,033.91, 1,203,344.28 and 479,594.49 is: 661,806.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,033.91 : 1,203,344.28 = 479,594.49 : x
  2. Step 2: Convert to fraction form
    872,033.91/1,203,344.28 = 479,594.49/x
  3. Step 3: Cross multiply
    872,033.91x = 1,203,344.28 × 479,594.49
  4. Step 4: Simplify right side
    872,033.91x = 577,117,286,261.02
  5. Step 5: Solve for x
    x = 577,117,286,261.02/872,033.91
  6. Step 6: Final answer
    x = 661,806.01

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Double scale
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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.