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Finding the Fourth Proportional to 292,959.59, 404,236.40 and 170,479.37

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Solution

The fourth proportional to 292,959.59, 404,236.40 and 170,479.37 is: 235,233.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,959.59 : 404,236.40 = 170,479.37 : x
  2. Step 2: Convert to fraction form
    292,959.59/404,236.40 = 170,479.37/x
  3. Step 3: Cross multiply
    292,959.59x = 404,236.40 × 170,479.37
  4. Step 4: Simplify right side
    292,959.59x = 68,913,966,961.26
  5. Step 5: Solve for x
    x = 68,913,966,961.26/292,959.59
  6. Step 6: Final answer
    x = 235,233.70

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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.