Home / 366,228.38-549,345.98-129,611.18

Finding the Fourth Proportional to 366,228.38, 549,345.98 and 129,611.18

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Solution

The fourth proportional to 366,228.38, 549,345.98 and 129,611.18 is: 194,417.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,228.38 : 549,345.98 = 129,611.18 : x
  2. Step 2: Convert to fraction form
    366,228.38/549,345.98 = 129,611.18/x
  3. Step 3: Cross multiply
    366,228.38x = 549,345.98 × 129,611.18
  4. Step 4: Simplify right side
    366,228.38x = 71,201,378,273.35
  5. Step 5: Solve for x
    x = 71,201,378,273.35/366,228.38
  6. Step 6: Final answer
    x = 194,417.97

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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.