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Finding the Fourth Proportional to 296,208.29, 408,769.47 and 181,487.18

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Solution

The fourth proportional to 296,208.29, 408,769.47 and 181,487.18 is: 250,453.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,208.29 : 408,769.47 = 181,487.18 : x
  2. Step 2: Convert to fraction form
    296,208.29/408,769.47 = 181,487.18/x
  3. Step 3: Cross multiply
    296,208.29x = 408,769.47 × 181,487.18
  4. Step 4: Simplify right side
    296,208.29x = 74,186,416,336.55
  5. Step 5: Solve for x
    x = 74,186,416,336.55/296,208.29
  6. Step 6: Final answer
    x = 250,453.55

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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.