Home / 833,178.88-1,149,785.10-451,204.48

Finding the Fourth Proportional to 833,178.88, 1,149,785.10 and 451,204.48

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Solution

The fourth proportional to 833,178.88, 1,149,785.10 and 451,204.48 is: 622,661.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,178.88 : 1,149,785.10 = 451,204.48 : x
  2. Step 2: Convert to fraction form
    833,178.88/1,149,785.10 = 451,204.48/x
  3. Step 3: Cross multiply
    833,178.88x = 1,149,785.10 × 451,204.48
  4. Step 4: Simplify right side
    833,178.88x = 518,788,188,157.25
  5. Step 5: Solve for x
    x = 518,788,188,157.25/833,178.88
  6. Step 6: Final answer
    x = 622,661.23

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Double scale
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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.