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Finding the Fourth Proportional to 293,433.54, 404,772.80 and 170,911.48

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Solution

The fourth proportional to 293,433.54, 404,772.80 and 170,911.48 is: 235,761.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,433.54 : 404,772.80 = 170,911.48 : x
  2. Step 2: Convert to fraction form
    293,433.54/404,772.80 = 170,911.48/x
  3. Step 3: Cross multiply
    293,433.54x = 404,772.80 × 170,911.48
  4. Step 4: Simplify right side
    293,433.54x = 69,180,316,445.25
  5. Step 5: Solve for x
    x = 69,180,316,445.25/293,433.54
  6. Step 6: Final answer
    x = 235,761.45

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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.