Home / 219,324.15-328,986.23-181,270.35

Finding the Fourth Proportional to 219,324.15, 328,986.23 and 181,270.35

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Solution

The fourth proportional to 219,324.15, 328,986.23 and 181,270.35 is: 271,905.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,324.15 : 328,986.23 = 181,270.35 : x
  2. Step 2: Convert to fraction form
    219,324.15/328,986.23 = 181,270.35/x
  3. Step 3: Cross multiply
    219,324.15x = 328,986.23 × 181,270.35
  4. Step 4: Simplify right side
    219,324.15x = 59,635,448,150.93
  5. Step 5: Solve for x
    x = 59,635,448,150.93/219,324.15
  6. Step 6: Final answer
    x = 271,905.53

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Double scale
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Similar ratio
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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.