Home / 385,732.05-532,195.07-249,550.28

Finding the Fourth Proportional to 385,732.05, 532,195.07 and 249,550.28

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Solution

The fourth proportional to 385,732.05, 532,195.07 and 249,550.28 is: 344,304.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,732.05 : 532,195.07 = 249,550.28 : x
  2. Step 2: Convert to fraction form
    385,732.05/532,195.07 = 249,550.28/x
  3. Step 3: Cross multiply
    385,732.05x = 532,195.07 × 249,550.28
  4. Step 4: Simplify right side
    385,732.05x = 132,809,428,733.12
  5. Step 5: Solve for x
    x = 132,809,428,733.12/385,732.05
  6. Step 6: Final answer
    x = 344,304.88

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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.