Home / 475,500.33-656,257.68-294,270.66

Finding the Fourth Proportional to 475,500.33, 656,257.68 and 294,270.66

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Solution

The fourth proportional to 475,500.33, 656,257.68 and 294,270.66 is: 406,135.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,500.33 : 656,257.68 = 294,270.66 : x
  2. Step 2: Convert to fraction form
    475,500.33/656,257.68 = 294,270.66/x
  3. Step 3: Cross multiply
    475,500.33x = 656,257.68 × 294,270.66
  4. Step 4: Simplify right side
    475,500.33x = 193,117,380,623.67
  5. Step 5: Solve for x
    x = 193,117,380,623.67/475,500.33
  6. Step 6: Final answer
    x = 406,135.11

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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.