Home / 589,617.20-883,988.40-252,381.80

Finding the Fourth Proportional to 589,617.20, 883,988.40 and 252,381.80

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Solution

The fourth proportional to 589,617.20, 883,988.40 and 252,381.80 is: 378,385.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,617.20 : 883,988.40 = 252,381.80 : x
  2. Step 2: Convert to fraction form
    589,617.20/883,988.40 = 252,381.80/x
  3. Step 3: Cross multiply
    589,617.20x = 883,988.40 × 252,381.80
  4. Step 4: Simplify right side
    589,617.20x = 223,102,583,571.12
  5. Step 5: Solve for x
    x = 223,102,583,571.12/589,617.20
  6. Step 6: Final answer
    x = 378,385.47

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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.