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Finding the Fourth Proportional to 615,600.44, 923,453.30 and 216,206.44

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Solution

The fourth proportional to 615,600.44, 923,453.30 and 216,206.44 is: 324,328.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,600.44 : 923,453.30 = 216,206.44 : x
  2. Step 2: Convert to fraction form
    615,600.44/923,453.30 = 216,206.44/x
  3. Step 3: Cross multiply
    615,600.44x = 923,453.30 × 216,206.44
  4. Step 4: Simplify right side
    615,600.44x = 199,656,550,499.25
  5. Step 5: Solve for x
    x = 199,656,550,499.25/615,600.44
  6. Step 6: Final answer
    x = 324,328.15

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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.