Home / 476,862.27-658,031.76-272,866.43

Finding the Fourth Proportional to 476,862.27, 658,031.76 and 272,866.43

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Solution

The fourth proportional to 476,862.27, 658,031.76 and 272,866.43 is: 376,533.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,862.27 : 658,031.76 = 272,866.43 : x
  2. Step 2: Convert to fraction form
    476,862.27/658,031.76 = 272,866.43/x
  3. Step 3: Cross multiply
    476,862.27x = 658,031.76 × 272,866.43
  4. Step 4: Simplify right side
    476,862.27x = 179,554,775,813.49
  5. Step 5: Solve for x
    x = 179,554,775,813.49/476,862.27
  6. Step 6: Final answer
    x = 376,533.83

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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.