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Finding the Fourth Proportional to 532,933.80, 799,400.70 and 284,101.80

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Solution

The fourth proportional to 532,933.80, 799,400.70 and 284,101.80 is: 426,152.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,933.80 : 799,400.70 = 284,101.80 : x
  2. Step 2: Convert to fraction form
    532,933.80/799,400.70 = 284,101.80/x
  3. Step 3: Cross multiply
    532,933.80x = 799,400.70 × 284,101.80
  4. Step 4: Simplify right side
    532,933.80x = 227,111,177,791.26
  5. Step 5: Solve for x
    x = 227,111,177,791.26/532,933.80
  6. Step 6: Final answer
    x = 426,152.70

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Similar ratio
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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.