Home / 219,544.20-328,538.70-149,560.20

Finding the Fourth Proportional to 219,544.20, 328,538.70 and 149,560.20

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Solution

The fourth proportional to 219,544.20, 328,538.70 and 149,560.20 is: 223,810.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,544.20 : 328,538.70 = 149,560.20 : x
  2. Step 2: Convert to fraction form
    219,544.20/328,538.70 = 149,560.20/x
  3. Step 3: Cross multiply
    219,544.20x = 328,538.70 × 149,560.20
  4. Step 4: Simplify right side
    219,544.20x = 49,136,313,679.74
  5. Step 5: Solve for x
    x = 49,136,313,679.74/219,544.20
  6. Step 6: Final answer
    x = 223,810.58

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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.