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Finding the Fourth Proportional to 296,030.57, 408,562.11 and 166,995.54

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Solution

The fourth proportional to 296,030.57, 408,562.11 and 166,995.54 is: 230,476.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,030.57 : 408,562.11 = 166,995.54 : x
  2. Step 2: Convert to fraction form
    296,030.57/408,562.11 = 166,995.54/x
  3. Step 3: Cross multiply
    296,030.57x = 408,562.11 × 166,995.54
  4. Step 4: Simplify right side
    296,030.57x = 68,228,050,182.99
  5. Step 5: Solve for x
    x = 68,228,050,182.99/296,030.57
  6. Step 6: Final answer
    x = 230,476.37

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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.