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Finding the Fourth Proportional to 634,298.70, 951,431.97 and 185,023.46

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Solution

The fourth proportional to 634,298.70, 951,431.97 and 185,023.46 is: 277,530.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,298.70 : 951,431.97 = 185,023.46 : x
  2. Step 2: Convert to fraction form
    634,298.70/951,431.97 = 185,023.46/x
  3. Step 3: Cross multiply
    634,298.70x = 951,431.97 × 185,023.46
  4. Step 4: Simplify right side
    634,298.70x = 176,037,238,116.43
  5. Step 5: Solve for x
    x = 176,037,238,116.43/634,298.70
  6. Step 6: Final answer
    x = 277,530.50

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Similar ratio
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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.