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Finding the Fourth Proportional to 304,500.64, 420,182.38 and 181,968.68

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Solution

The fourth proportional to 304,500.64, 420,182.38 and 181,968.68 is: 251,099.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,500.64 : 420,182.38 = 181,968.68 : x
  2. Step 2: Convert to fraction form
    304,500.64/420,182.38 = 181,968.68/x
  3. Step 3: Cross multiply
    304,500.64x = 420,182.38 × 181,968.68
  4. Step 4: Simplify right side
    304,500.64x = 76,460,033,047.86
  5. Step 5: Solve for x
    x = 76,460,033,047.86/304,500.64
  6. Step 6: Final answer
    x = 251,099.74

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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.