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Finding the Fourth Proportional to 351,214.92, 526,803.84 and 98,512.83

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Solution

The fourth proportional to 351,214.92, 526,803.84 and 98,512.83 is: 147,764.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,214.92 : 526,803.84 = 98,512.83 : x
  2. Step 2: Convert to fraction form
    351,214.92/526,803.84 = 98,512.83/x
  3. Step 3: Cross multiply
    351,214.92x = 526,803.84 × 98,512.83
  4. Step 4: Simplify right side
    351,214.92x = 51,896,937,133.27
  5. Step 5: Solve for x
    x = 51,896,937,133.27/351,214.92
  6. Step 6: Final answer
    x = 147,764.04

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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.