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Finding the Fourth Proportional to 350,886.69, 526,236.59 and 98,151.50

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Solution

The fourth proportional to 350,886.69, 526,236.59 and 98,151.50 is: 147,201.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,886.69 : 526,236.59 = 98,151.50 : x
  2. Step 2: Convert to fraction form
    350,886.69/526,236.59 = 98,151.50/x
  3. Step 3: Cross multiply
    350,886.69x = 526,236.59 × 98,151.50
  4. Step 4: Simplify right side
    350,886.69x = 51,650,907,541.44
  5. Step 5: Solve for x
    x = 51,650,907,541.44/350,886.69
  6. Step 6: Final answer
    x = 147,201.10

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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.