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Finding the Fourth Proportional to 350,898.60, 526,530.15 and 163,910.10

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Solution

The fourth proportional to 350,898.60, 526,530.15 and 163,910.10 is: 245,950.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,898.60 : 526,530.15 = 163,910.10 : x
  2. Step 2: Convert to fraction form
    350,898.60/526,530.15 = 163,910.10/x
  3. Step 3: Cross multiply
    350,898.60x = 526,530.15 × 163,910.10
  4. Step 4: Simplify right side
    350,898.60x = 86,303,609,539.52
  5. Step 5: Solve for x
    x = 86,303,609,539.52/350,898.60
  6. Step 6: Final answer
    x = 245,950.28

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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.