Home / 408,024.53-563,079.70-224,280.11

Finding the Fourth Proportional to 408,024.53, 563,079.70 and 224,280.11

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Solution

The fourth proportional to 408,024.53, 563,079.70 and 224,280.11 is: 309,509.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,024.53 : 563,079.70 = 224,280.11 : x
  2. Step 2: Convert to fraction form
    408,024.53/563,079.70 = 224,280.11/x
  3. Step 3: Cross multiply
    408,024.53x = 563,079.70 × 224,280.11
  4. Step 4: Simplify right side
    408,024.53x = 126,287,575,933.37
  5. Step 5: Solve for x
    x = 126,287,575,933.37/408,024.53
  6. Step 6: Final answer
    x = 309,509.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.