Home / 353,148.75-487,329.48-200,184.75

Finding the Fourth Proportional to 353,148.75, 487,329.48 and 200,184.75

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Solution

The fourth proportional to 353,148.75, 487,329.48 and 200,184.75 is: 276,246.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,148.75 : 487,329.48 = 200,184.75 : x
  2. Step 2: Convert to fraction form
    353,148.75/487,329.48 = 200,184.75/x
  3. Step 3: Cross multiply
    353,148.75x = 487,329.48 × 200,184.75
  4. Step 4: Simplify right side
    353,148.75x = 97,555,930,121.43
  5. Step 5: Solve for x
    x = 97,555,930,121.43/353,148.75
  6. Step 6: Final answer
    x = 276,246.00

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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.