Home / 217,827.40-326,741.10-200,768.80

Finding the Fourth Proportional to 217,827.40, 326,741.10 and 200,768.80

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Solution

The fourth proportional to 217,827.40, 326,741.10 and 200,768.80 is: 301,153.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,827.40 : 326,741.10 = 200,768.80 : x
  2. Step 2: Convert to fraction form
    217,827.40/326,741.10 = 200,768.80/x
  3. Step 3: Cross multiply
    217,827.40x = 326,741.10 × 200,768.80
  4. Step 4: Simplify right side
    217,827.40x = 65,599,418,557.68
  5. Step 5: Solve for x
    x = 65,599,418,557.68/217,827.40
  6. Step 6: Final answer
    x = 301,153.20

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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.