Home / 833,101.52-1,149,685.56-451,128.32

Finding the Fourth Proportional to 833,101.52, 1,149,685.56 and 451,128.32

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Solution

The fourth proportional to 833,101.52, 1,149,685.56 and 451,128.32 is: 622,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,101.52 : 1,149,685.56 = 451,128.32 : x
  2. Step 2: Convert to fraction form
    833,101.52/1,149,685.56 = 451,128.32/x
  3. Step 3: Cross multiply
    833,101.52x = 1,149,685.56 × 451,128.32
  4. Step 4: Simplify right side
    833,101.52x = 518,655,715,211.06
  5. Step 5: Solve for x
    x = 518,655,715,211.06/833,101.52
  6. Step 6: Final answer
    x = 622,560.04

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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.