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Finding the Fourth Proportional to 235,616.60, 353,424.90 and 179,629.40

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Solution

The fourth proportional to 235,616.60, 353,424.90 and 179,629.40 is: 269,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,616.60 : 353,424.90 = 179,629.40 : x
  2. Step 2: Convert to fraction form
    235,616.60/353,424.90 = 179,629.40/x
  3. Step 3: Cross multiply
    235,616.60x = 353,424.90 × 179,629.40
  4. Step 4: Simplify right side
    235,616.60x = 63,485,502,732.06
  5. Step 5: Solve for x
    x = 63,485,502,732.06/235,616.60
  6. Step 6: Final answer
    x = 269,444.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.