Home / 404,931.38-558,805.30-235,176.44

Finding the Fourth Proportional to 404,931.38, 558,805.30 and 235,176.44

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Solution

The fourth proportional to 404,931.38, 558,805.30 and 235,176.44 is: 324,543.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,931.38 : 558,805.30 = 235,176.44 : x
  2. Step 2: Convert to fraction form
    404,931.38/558,805.30 = 235,176.44/x
  3. Step 3: Cross multiply
    404,931.38x = 558,805.30 × 235,176.44
  4. Step 4: Simplify right side
    404,931.38x = 131,417,837,725.16
  5. Step 5: Solve for x
    x = 131,417,837,725.16/404,931.38
  6. Step 6: Final answer
    x = 324,543.48

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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.