Home / 748,425.60-1,032,826.68-408,893.76

Finding the Fourth Proportional to 748,425.60, 1,032,826.68 and 408,893.76

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Solution

The fourth proportional to 748,425.60, 1,032,826.68 and 408,893.76 is: 564,273.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,425.60 : 1,032,826.68 = 408,893.76 : x
  2. Step 2: Convert to fraction form
    748,425.60/1,032,826.68 = 408,893.76/x
  3. Step 3: Cross multiply
    748,425.60x = 1,032,826.68 × 408,893.76
  4. Step 4: Simplify right side
    748,425.60x = 422,316,384,613.52
  5. Step 5: Solve for x
    x = 422,316,384,613.52/748,425.60
  6. Step 6: Final answer
    x = 564,273.03

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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.