Home / 558,725.41-771,044.49-304,079.23

Finding the Fourth Proportional to 558,725.41, 771,044.49 and 304,079.23

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Solution

The fourth proportional to 558,725.41, 771,044.49 and 304,079.23 is: 419,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,725.41 : 771,044.49 = 304,079.23 : x
  2. Step 2: Convert to fraction form
    558,725.41/771,044.49 = 304,079.23/x
  3. Step 3: Cross multiply
    558,725.41x = 771,044.49 × 304,079.23
  4. Step 4: Simplify right side
    558,725.41x = 234,458,614,814.94
  5. Step 5: Solve for x
    x = 234,458,614,814.94/558,725.41
  6. Step 6: Final answer
    x = 419,631.20

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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.