Home / 980,594.52-1,353,255.14-545,020.56

Finding the Fourth Proportional to 980,594.52, 1,353,255.14 and 545,020.56

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Solution

The fourth proportional to 980,594.52, 1,353,255.14 and 545,020.56 is: 752,147.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,594.52 : 1,353,255.14 = 545,020.56 : x
  2. Step 2: Convert to fraction form
    980,594.52/1,353,255.14 = 545,020.56/x
  3. Step 3: Cross multiply
    980,594.52x = 1,353,255.14 × 545,020.56
  4. Step 4: Simplify right side
    980,594.52x = 737,551,874,225.68
  5. Step 5: Solve for x
    x = 737,551,874,225.68/980,594.52
  6. Step 6: Final answer
    x = 752,147.66

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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.