Home / 414,129.78-571,519.26-232,898.76

Finding the Fourth Proportional to 414,129.78, 571,519.26 and 232,898.76

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Solution

The fourth proportional to 414,129.78, 571,519.26 and 232,898.76 is: 321,411.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,129.78 : 571,519.26 = 232,898.76 : x
  2. Step 2: Convert to fraction form
    414,129.78/571,519.26 = 232,898.76/x
  3. Step 3: Cross multiply
    414,129.78x = 571,519.26 × 232,898.76
  4. Step 4: Simplify right side
    414,129.78x = 133,106,126,970.12
  5. Step 5: Solve for x
    x = 133,106,126,970.12/414,129.78
  6. Step 6: Final answer
    x = 321,411.63

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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.