Home / 781,755.20-1,172,632.80-532,923.20

Finding the Fourth Proportional to 781,755.20, 1,172,632.80 and 532,923.20

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Solution

The fourth proportional to 781,755.20, 1,172,632.80 and 532,923.20 is: 799,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,755.20 : 1,172,632.80 = 532,923.20 : x
  2. Step 2: Convert to fraction form
    781,755.20/1,172,632.80 = 532,923.20/x
  3. Step 3: Cross multiply
    781,755.20x = 1,172,632.80 × 532,923.20
  4. Step 4: Simplify right side
    781,755.20x = 624,923,224,200.96
  5. Step 5: Solve for x
    x = 624,923,224,200.96/781,755.20
  6. Step 6: Final answer
    x = 799,384.80

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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.