Home / 245,764.30-339,073.62-200,364.23

Finding the Fourth Proportional to 245,764.30, 339,073.62 and 200,364.23

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Solution

The fourth proportional to 245,764.30, 339,073.62 and 200,364.23 is: 276,436.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,764.30 : 339,073.62 = 200,364.23 : x
  2. Step 2: Convert to fraction form
    245,764.30/339,073.62 = 200,364.23/x
  3. Step 3: Cross multiply
    245,764.30x = 339,073.62 × 200,364.23
  4. Step 4: Simplify right side
    245,764.30x = 67,938,224,784.61
  5. Step 5: Solve for x
    x = 67,938,224,784.61/245,764.30
  6. Step 6: Final answer
    x = 276,436.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.