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Finding the Fourth Proportional to 351,195.50, 526,733.88 and 98,417.85

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Solution

The fourth proportional to 351,195.50, 526,733.88 and 98,417.85 is: 147,610.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,195.50 : 526,733.88 = 98,417.85 : x
  2. Step 2: Convert to fraction form
    351,195.50/526,733.88 = 98,417.85/x
  3. Step 3: Cross multiply
    351,195.50x = 526,733.88 × 98,417.85
  4. Step 4: Simplify right side
    351,195.50x = 51,840,015,991.76
  5. Step 5: Solve for x
    x = 51,840,015,991.76/351,195.50
  6. Step 6: Final answer
    x = 147,610.14

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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.