Home / 753,854.26-1,040,290.33-431,594.34

Finding the Fourth Proportional to 753,854.26, 1,040,290.33 and 431,594.34

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Solution

The fourth proportional to 753,854.26, 1,040,290.33 and 431,594.34 is: 595,583.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,854.26 : 1,040,290.33 = 431,594.34 : x
  2. Step 2: Convert to fraction form
    753,854.26/1,040,290.33 = 431,594.34/x
  3. Step 3: Cross multiply
    753,854.26x = 1,040,290.33 × 431,594.34
  4. Step 4: Simplify right side
    753,854.26x = 448,983,418,384.73
  5. Step 5: Solve for x
    x = 448,983,418,384.73/753,854.26
  6. Step 6: Final answer
    x = 595,583.84

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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.