Home / 566,042.06-781,144.54-324,319.80

Finding the Fourth Proportional to 566,042.06, 781,144.54 and 324,319.80

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Solution

The fourth proportional to 566,042.06, 781,144.54 and 324,319.80 is: 447,565.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,042.06 : 781,144.54 = 324,319.80 : x
  2. Step 2: Convert to fraction form
    566,042.06/781,144.54 = 324,319.80/x
  3. Step 3: Cross multiply
    566,042.06x = 781,144.54 × 324,319.80
  4. Step 4: Simplify right side
    566,042.06x = 253,340,640,983.89
  5. Step 5: Solve for x
    x = 253,340,640,983.89/566,042.06
  6. Step 6: Final answer
    x = 447,565.05

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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.