Home / 361,824.16-498,858.52-258,581.76

Finding the Fourth Proportional to 361,824.16, 498,858.52 and 258,581.76

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Solution

The fourth proportional to 361,824.16, 498,858.52 and 258,581.76 is: 356,514.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,824.16 : 498,858.52 = 258,581.76 : x
  2. Step 2: Convert to fraction form
    361,824.16/498,858.52 = 258,581.76/x
  3. Step 3: Cross multiply
    361,824.16x = 498,858.52 × 258,581.76
  4. Step 4: Simplify right side
    361,824.16x = 128,995,714,092.60
  5. Step 5: Solve for x
    x = 128,995,714,092.60/361,824.16
  6. Step 6: Final answer
    x = 356,514.93

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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.