Home / 542,895.15-749,196.18-301,177.71

Finding the Fourth Proportional to 542,895.15, 749,196.18 and 301,177.71

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Solution

The fourth proportional to 542,895.15, 749,196.18 and 301,177.71 is: 415,625.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,895.15 : 749,196.18 = 301,177.71 : x
  2. Step 2: Convert to fraction form
    542,895.15/749,196.18 = 301,177.71/x
  3. Step 3: Cross multiply
    542,895.15x = 749,196.18 × 301,177.71
  4. Step 4: Simplify right side
    542,895.15x = 225,641,189,833.15
  5. Step 5: Solve for x
    x = 225,641,189,833.15/542,895.15
  6. Step 6: Final answer
    x = 415,625.72

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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.