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Finding the Fourth Proportional to 292,893.76, 404,199.84 and 179,649.60

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Solution

The fourth proportional to 292,893.76, 404,199.84 and 179,649.60 is: 247,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,893.76 : 404,199.84 = 179,649.60 : x
  2. Step 2: Convert to fraction form
    292,893.76/404,199.84 = 179,649.60/x
  3. Step 3: Cross multiply
    292,893.76x = 404,199.84 × 179,649.60
  4. Step 4: Simplify right side
    292,893.76x = 72,614,339,576.06
  5. Step 5: Solve for x
    x = 72,614,339,576.06/292,893.76
  6. Step 6: Final answer
    x = 247,920.40

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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.