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Finding the Fourth Proportional to 293,453.44, 404,967.40 and 172,599.80

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Solution

The fourth proportional to 293,453.44, 404,967.40 and 172,599.80 is: 238,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,453.44 : 404,967.40 = 172,599.80 : x
  2. Step 2: Convert to fraction form
    293,453.44/404,967.40 = 172,599.80/x
  3. Step 3: Cross multiply
    293,453.44x = 404,967.40 × 172,599.80
  4. Step 4: Simplify right side
    293,453.44x = 69,897,292,246.52
  5. Step 5: Solve for x
    x = 69,897,292,246.52/293,453.44
  6. Step 6: Final answer
    x = 238,188.70

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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.