Home / 866,199.52-1,299,298.92-235,205.92

Finding the Fourth Proportional to 866,199.52, 1,299,298.92 and 235,205.92

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Solution

The fourth proportional to 866,199.52, 1,299,298.92 and 235,205.92 is: 352,808.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,199.52 : 1,299,298.92 = 235,205.92 : x
  2. Step 2: Convert to fraction form
    866,199.52/1,299,298.92 = 235,205.92/x
  3. Step 3: Cross multiply
    866,199.52x = 1,299,298.92 × 235,205.92
  4. Step 4: Simplify right side
    866,199.52x = 305,602,797,833.61
  5. Step 5: Solve for x
    x = 305,602,797,833.61/866,199.52
  6. Step 6: Final answer
    x = 352,808.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.