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Finding the Fourth Proportional to 370,270.16, 510,969.90 and 200,504.29

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Solution

The fourth proportional to 370,270.16, 510,969.90 and 200,504.29 is: 276,694.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,270.16 : 510,969.90 = 200,504.29 : x
  2. Step 2: Convert to fraction form
    370,270.16/510,969.90 = 200,504.29/x
  3. Step 3: Cross multiply
    370,270.16x = 510,969.90 × 200,504.29
  4. Step 4: Simplify right side
    370,270.16x = 102,451,657,010.87
  5. Step 5: Solve for x
    x = 102,451,657,010.87/370,270.16
  6. Step 6: Final answer
    x = 276,694.34

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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.