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Finding the Fourth Proportional to 833,854.78, 1,250,671.56 and 234,863.02

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Solution

The fourth proportional to 833,854.78, 1,250,671.56 and 234,863.02 is: 352,263.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,854.78 : 1,250,671.56 = 234,863.02 : x
  2. Step 2: Convert to fraction form
    833,854.78/1,250,671.56 = 234,863.02/x
  3. Step 3: Cross multiply
    833,854.78x = 1,250,671.56 × 234,863.02
  4. Step 4: Simplify right side
    833,854.78x = 293,736,499,609.71
  5. Step 5: Solve for x
    x = 293,736,499,609.71/833,854.78
  6. Step 6: Final answer
    x = 352,263.38

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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.