Home / 955,480.64-1,318,594.56-525,791.84

Finding the Fourth Proportional to 955,480.64, 1,318,594.56 and 525,791.84

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Solution

The fourth proportional to 955,480.64, 1,318,594.56 and 525,791.84 is: 725,609.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,480.64 : 1,318,594.56 = 525,791.84 : x
  2. Step 2: Convert to fraction form
    955,480.64/1,318,594.56 = 525,791.84/x
  3. Step 3: Cross multiply
    955,480.64x = 1,318,594.56 × 525,791.84
  4. Step 4: Simplify right side
    955,480.64x = 693,306,259,916.39
  5. Step 5: Solve for x
    x = 693,306,259,916.39/955,480.64
  6. Step 6: Final answer
    x = 725,609.95

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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.