Home / 411,475.13-567,836.51-230,190.08

Finding the Fourth Proportional to 411,475.13, 567,836.51 and 230,190.08

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Solution

The fourth proportional to 411,475.13, 567,836.51 and 230,190.08 is: 317,662.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,475.13 : 567,836.51 = 230,190.08 : x
  2. Step 2: Convert to fraction form
    411,475.13/567,836.51 = 230,190.08/x
  3. Step 3: Cross multiply
    411,475.13x = 567,836.51 × 230,190.08
  4. Step 4: Simplify right side
    411,475.13x = 130,710,331,663.82
  5. Step 5: Solve for x
    x = 130,710,331,663.82/411,475.13
  6. Step 6: Final answer
    x = 317,662.78

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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.