Home / 532,935.20-799,402.80-449,991.20

Finding the Fourth Proportional to 532,935.20, 799,402.80 and 449,991.20

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Solution

The fourth proportional to 532,935.20, 799,402.80 and 449,991.20 is: 674,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,935.20 : 799,402.80 = 449,991.20 : x
  2. Step 2: Convert to fraction form
    532,935.20/799,402.80 = 449,991.20/x
  3. Step 3: Cross multiply
    532,935.20x = 799,402.80 × 449,991.20
  4. Step 4: Simplify right side
    532,935.20x = 359,724,225,255.36
  5. Step 5: Solve for x
    x = 359,724,225,255.36/532,935.20
  6. Step 6: Final answer
    x = 674,986.80

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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.