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Finding the Fourth Proportional to 298,110.02, 411,256.12 and 177,182.58

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Solution

The fourth proportional to 298,110.02, 411,256.12 and 177,182.58 is: 244,431.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,110.02 : 411,256.12 = 177,182.58 : x
  2. Step 2: Convert to fraction form
    298,110.02/411,256.12 = 177,182.58/x
  3. Step 3: Cross multiply
    298,110.02x = 411,256.12 × 177,182.58
  4. Step 4: Simplify right side
    298,110.02x = 72,867,420,382.39
  5. Step 5: Solve for x
    x = 72,867,420,382.39/298,110.02
  6. Step 6: Final answer
    x = 244,431.30

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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.