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Finding the Fourth Proportional to 613,236.04, 919,854.38 and 275,882.76

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Solution

The fourth proportional to 613,236.04, 919,854.38 and 275,882.76 is: 413,824.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,236.04 : 919,854.38 = 275,882.76 : x
  2. Step 2: Convert to fraction form
    613,236.04/919,854.38 = 275,882.76/x
  3. Step 3: Cross multiply
    613,236.04x = 919,854.38 × 275,882.76
  4. Step 4: Simplify right side
    613,236.04x = 253,771,965,152.49
  5. Step 5: Solve for x
    x = 253,771,965,152.49/613,236.04
  6. Step 6: Final answer
    x = 413,824.28

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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.