Home / 292,979.34-439,016.69-197,836.65

Finding the Fourth Proportional to 292,979.34, 439,016.69 and 197,836.65

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Solution

The fourth proportional to 292,979.34, 439,016.69 and 197,836.65 is: 296,449.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,979.34 : 439,016.69 = 197,836.65 : x
  2. Step 2: Convert to fraction form
    292,979.34/439,016.69 = 197,836.65/x
  3. Step 3: Cross multiply
    292,979.34x = 439,016.69 × 197,836.65
  4. Step 4: Simplify right side
    292,979.34x = 86,853,591,738.28
  5. Step 5: Solve for x
    x = 86,853,591,738.28/292,979.34
  6. Step 6: Final answer
    x = 296,449.54

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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.