Home / 405,296.13-559,337.61-224,004.15

Finding the Fourth Proportional to 405,296.13, 559,337.61 and 224,004.15

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Solution

The fourth proportional to 405,296.13, 559,337.61 and 224,004.15 is: 309,141.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,296.13 : 559,337.61 = 224,004.15 : x
  2. Step 2: Convert to fraction form
    405,296.13/559,337.61 = 224,004.15/x
  3. Step 3: Cross multiply
    405,296.13x = 559,337.61 × 224,004.15
  4. Step 4: Simplify right side
    405,296.13x = 125,293,945,891.08
  5. Step 5: Solve for x
    x = 125,293,945,891.08/405,296.13
  6. Step 6: Final answer
    x = 309,141.73

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1.5x scale

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.