Home / 496,811.70-685,595.97-270,456.66

Finding the Fourth Proportional to 496,811.70, 685,595.97 and 270,456.66

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Solution

The fourth proportional to 496,811.70, 685,595.97 and 270,456.66 is: 373,227.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,811.70 : 685,595.97 = 270,456.66 : x
  2. Step 2: Convert to fraction form
    496,811.70/685,595.97 = 270,456.66/x
  3. Step 3: Cross multiply
    496,811.70x = 685,595.97 × 270,456.66
  4. Step 4: Simplify right side
    496,811.70x = 185,423,996,155.66
  5. Step 5: Solve for x
    x = 185,423,996,155.66/496,811.70
  6. Step 6: Final answer
    x = 373,227.92

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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.