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Finding the Fourth Proportional to 294,472.40, 406,265.16 and 167,074.17

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Solution

The fourth proportional to 294,472.40, 406,265.16 and 167,074.17 is: 230,501.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,472.40 : 406,265.16 = 167,074.17 : x
  2. Step 2: Convert to fraction form
    294,472.40/406,265.16 = 167,074.17/x
  3. Step 3: Cross multiply
    294,472.40x = 406,265.16 × 167,074.17
  4. Step 4: Simplify right side
    294,472.40x = 67,876,414,406.92
  5. Step 5: Solve for x
    x = 67,876,414,406.92/294,472.40
  6. Step 6: Final answer
    x = 230,501.79

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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.