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Finding the Fourth Proportional to 350,779.60, 526,246.20 and 173,371.60

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Solution

The fourth proportional to 350,779.60, 526,246.20 and 173,371.60 is: 260,095.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,779.60 : 526,246.20 = 173,371.60 : x
  2. Step 2: Convert to fraction form
    350,779.60/526,246.20 = 173,371.60/x
  3. Step 3: Cross multiply
    350,779.60x = 526,246.20 × 173,371.60
  4. Step 4: Simplify right side
    350,779.60x = 91,236,145,687.92
  5. Step 5: Solve for x
    x = 91,236,145,687.92/350,779.60
  6. Step 6: Final answer
    x = 260,095.36

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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.