Home / 219,237.20-328,855.80-174,622.40

Finding the Fourth Proportional to 219,237.20, 328,855.80 and 174,622.40

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Solution

The fourth proportional to 219,237.20, 328,855.80 and 174,622.40 is: 261,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,237.20 : 328,855.80 = 174,622.40 : x
  2. Step 2: Convert to fraction form
    219,237.20/328,855.80 = 174,622.40/x
  3. Step 3: Cross multiply
    219,237.20x = 328,855.80 × 174,622.40
  4. Step 4: Simplify right side
    219,237.20x = 57,425,589,049.92
  5. Step 5: Solve for x
    x = 57,425,589,049.92/219,237.20
  6. Step 6: Final answer
    x = 261,933.60

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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.