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Finding the Fourth Proportional to 437,244.88, 603,399.12 and 253,519.12

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Solution

The fourth proportional to 437,244.88, 603,399.12 and 253,519.12 is: 349,857.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,244.88 : 603,399.12 = 253,519.12 : x
  2. Step 2: Convert to fraction form
    437,244.88/603,399.12 = 253,519.12/x
  3. Step 3: Cross multiply
    437,244.88x = 603,399.12 × 253,519.12
  4. Step 4: Simplify right side
    437,244.88x = 152,973,213,911.17
  5. Step 5: Solve for x
    x = 152,973,213,911.17/437,244.88
  6. Step 6: Final answer
    x = 349,857.07

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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.