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Finding the Fourth Proportional to 296,467.60, 444,766.20 and 146,779.60

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Solution

The fourth proportional to 296,467.60, 444,766.20 and 146,779.60 is: 220,201.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,467.60 : 444,766.20 = 146,779.60 : x
  2. Step 2: Convert to fraction form
    296,467.60/444,766.20 = 146,779.60/x
  3. Step 3: Cross multiply
    296,467.60x = 444,766.20 × 146,779.60
  4. Step 4: Simplify right side
    296,467.60x = 65,282,604,929.52
  5. Step 5: Solve for x
    x = 65,282,604,929.52/296,467.60
  6. Step 6: Final answer
    x = 220,201.48

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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.