Home / 338,557.68-466,826.64-215,886.42

Finding the Fourth Proportional to 338,557.68, 466,826.64 and 215,886.42

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Solution

The fourth proportional to 338,557.68, 466,826.64 and 215,886.42 is: 297,679.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,557.68 : 466,826.64 = 215,886.42 : x
  2. Step 2: Convert to fraction form
    338,557.68/466,826.64 = 215,886.42/x
  3. Step 3: Cross multiply
    338,557.68x = 466,826.64 × 215,886.42
  4. Step 4: Simplify right side
    338,557.68x = 100,781,532,070.23
  5. Step 5: Solve for x
    x = 100,781,532,070.23/338,557.68
  6. Step 6: Final answer
    x = 297,679.06

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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.