Home / 558,967.23-771,335.87-317,254.73

Finding the Fourth Proportional to 558,967.23, 771,335.87 and 317,254.73

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Solution

The fourth proportional to 558,967.23, 771,335.87 and 317,254.73 is: 437,789.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,967.23 : 771,335.87 = 317,254.73 : x
  2. Step 2: Convert to fraction form
    558,967.23/771,335.87 = 317,254.73/x
  3. Step 3: Cross multiply
    558,967.23x = 771,335.87 × 317,254.73
  4. Step 4: Simplify right side
    558,967.23x = 244,709,947,733.21
  5. Step 5: Solve for x
    x = 244,709,947,733.21/558,967.23
  6. Step 6: Final answer
    x = 437,789.43

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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.