Home / 219,277.20-328,259.70-195,657.60

Finding the Fourth Proportional to 219,277.20, 328,259.70 and 195,657.60

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Solution

The fourth proportional to 219,277.20, 328,259.70 and 195,657.60 is: 292,900.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,277.20 : 328,259.70 = 195,657.60 : x
  2. Step 2: Convert to fraction form
    219,277.20/328,259.70 = 195,657.60/x
  3. Step 3: Cross multiply
    219,277.20x = 328,259.70 × 195,657.60
  4. Step 4: Simplify right side
    219,277.20x = 64,226,505,078.72
  5. Step 5: Solve for x
    x = 64,226,505,078.72/219,277.20
  6. Step 6: Final answer
    x = 292,900.97

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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.