Home / 694,320.40-1,042,258.20-537,245.20

Finding the Fourth Proportional to 694,320.40, 1,042,258.20 and 537,245.20

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Solution

The fourth proportional to 694,320.40, 1,042,258.20 and 537,245.20 is: 806,469.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,320.40 : 1,042,258.20 = 537,245.20 : x
  2. Step 2: Convert to fraction form
    694,320.40/1,042,258.20 = 537,245.20/x
  3. Step 3: Cross multiply
    694,320.40x = 1,042,258.20 × 537,245.20
  4. Step 4: Simplify right side
    694,320.40x = 559,948,215,110.64
  5. Step 5: Solve for x
    x = 559,948,215,110.64/694,320.40
  6. Step 6: Final answer
    x = 806,469.48

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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.