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Finding the Fourth Proportional to 294,920.52, 407,020.32 and 174,100.92

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Solution

The fourth proportional to 294,920.52, 407,020.32 and 174,100.92 is: 240,276.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,920.52 : 407,020.32 = 174,100.92 : x
  2. Step 2: Convert to fraction form
    294,920.52/407,020.32 = 174,100.92/x
  3. Step 3: Cross multiply
    294,920.52x = 407,020.32 × 174,100.92
  4. Step 4: Simplify right side
    294,920.52x = 70,862,612,170.69
  5. Step 5: Solve for x
    x = 70,862,612,170.69/294,920.52
  6. Step 6: Final answer
    x = 240,276.98

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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.