Home / 584,923.60-878,422.20-452,126.80

Finding the Fourth Proportional to 584,923.60, 878,422.20 and 452,126.80

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Solution

The fourth proportional to 584,923.60, 878,422.20 and 452,126.80 is: 678,991.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,923.60 : 878,422.20 = 452,126.80 : x
  2. Step 2: Convert to fraction form
    584,923.60/878,422.20 = 452,126.80/x
  3. Step 3: Cross multiply
    584,923.60x = 878,422.20 × 452,126.80
  4. Step 4: Simplify right side
    584,923.60x = 397,158,218,334.96
  5. Step 5: Solve for x
    x = 397,158,218,334.96/584,923.60
  6. Step 6: Final answer
    x = 678,991.61

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1.5x scale

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.