Home / 385,718.25-532,167.37-249,856.35

Finding the Fourth Proportional to 385,718.25, 532,167.37 and 249,856.35

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Solution

The fourth proportional to 385,718.25, 532,167.37 and 249,856.35 is: 344,721.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,718.25 : 532,167.37 = 249,856.35 : x
  2. Step 2: Convert to fraction form
    385,718.25/532,167.37 = 249,856.35/x
  3. Step 3: Cross multiply
    385,718.25x = 532,167.37 × 249,856.35
  4. Step 4: Simplify right side
    385,718.25x = 132,965,394,037.03
  5. Step 5: Solve for x
    x = 132,965,394,037.03/385,718.25
  6. Step 6: Final answer
    x = 344,721.55

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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.