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Finding the Fourth Proportional to 178,609.30, 246,484.02 and 98,044.32

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Solution

The fourth proportional to 178,609.30, 246,484.02 and 98,044.32 is: 135,302.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,609.30 : 246,484.02 = 98,044.32 : x
  2. Step 2: Convert to fraction form
    178,609.30/246,484.02 = 98,044.32/x
  3. Step 3: Cross multiply
    178,609.30x = 246,484.02 × 98,044.32
  4. Step 4: Simplify right side
    178,609.30x = 24,166,357,641.54
  5. Step 5: Solve for x
    x = 24,166,357,641.54/178,609.30
  6. Step 6: Final answer
    x = 135,302.91

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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.