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Finding the Fourth Proportional to 232,254.76, 320,579.78 and 151,694.60

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Solution

The fourth proportional to 232,254.76, 320,579.78 and 151,694.60 is: 209,383.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,254.76 : 320,579.78 = 151,694.60 : x
  2. Step 2: Convert to fraction form
    232,254.76/320,579.78 = 151,694.60/x
  3. Step 3: Cross multiply
    232,254.76x = 320,579.78 × 151,694.60
  4. Step 4: Simplify right side
    232,254.76x = 48,630,221,495.19
  5. Step 5: Solve for x
    x = 48,630,221,495.19/232,254.76
  6. Step 6: Final answer
    x = 209,383.10

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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.