Home / 385,734.45-532,198.35-249,552.69

Finding the Fourth Proportional to 385,734.45, 532,198.35 and 249,552.69

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Solution

The fourth proportional to 385,734.45, 532,198.35 and 249,552.69 is: 344,308.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,734.45 : 532,198.35 = 249,552.69 : x
  2. Step 2: Convert to fraction form
    385,734.45/532,198.35 = 249,552.69/x
  3. Step 3: Cross multiply
    385,734.45x = 532,198.35 × 249,552.69
  4. Step 4: Simplify right side
    385,734.45x = 132,811,529,856.06
  5. Step 5: Solve for x
    x = 132,811,529,856.06/385,734.45
  6. Step 6: Final answer
    x = 344,308.19

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1.5x scale

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.