Home / 385,823.92-532,260.09-249,901.56

Finding the Fourth Proportional to 385,823.92, 532,260.09 and 249,901.56

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Solution

The fourth proportional to 385,823.92, 532,260.09 and 249,901.56 is: 344,749.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,823.92 : 532,260.09 = 249,901.56 : x
  2. Step 2: Convert to fraction form
    385,823.92/532,260.09 = 249,901.56/x
  3. Step 3: Cross multiply
    385,823.92x = 532,260.09 × 249,901.56
  4. Step 4: Simplify right side
    385,823.92x = 133,012,626,816.74
  5. Step 5: Solve for x
    x = 133,012,626,816.74/385,823.92
  6. Step 6: Final answer
    x = 344,749.56

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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.