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Finding the Fourth Proportional to 230,955.92, 346,443.52 and 73,180.88

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Solution

The fourth proportional to 230,955.92, 346,443.52 and 73,180.88 is: 109,774.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,955.92 : 346,443.52 = 73,180.88 : x
  2. Step 2: Convert to fraction form
    230,955.92/346,443.52 = 73,180.88/x
  3. Step 3: Cross multiply
    230,955.92x = 346,443.52 × 73,180.88
  4. Step 4: Simplify right side
    230,955.92x = 25,353,041,663.90
  5. Step 5: Solve for x
    x = 25,353,041,663.90/230,955.92
  6. Step 6: Final answer
    x = 109,774.37

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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.