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Finding the Fourth Proportional to 281,693.08, 422,255.31 and 176,585.86

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Solution

The fourth proportional to 281,693.08, 422,255.31 and 176,585.86 is: 264,700.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,693.08 : 422,255.31 = 176,585.86 : x
  2. Step 2: Convert to fraction form
    281,693.08/422,255.31 = 176,585.86/x
  3. Step 3: Cross multiply
    281,693.08x = 422,255.31 × 176,585.86
  4. Step 4: Simplify right side
    281,693.08x = 74,564,317,055.92
  5. Step 5: Solve for x
    x = 74,564,317,055.92/281,693.08
  6. Step 6: Final answer
    x = 264,700.56

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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.