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Finding the Fourth Proportional to 437,846.88, 604,215 and 246,857.52

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Solution

The fourth proportional to 437,846.88, 604,215 and 246,857.52 is: 340,655.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,846.88 : 604,215 = 246,857.52 : x
  2. Step 2: Convert to fraction form
    437,846.88/604,215 = 246,857.52/x
  3. Step 3: Cross multiply
    437,846.88x = 604,215 × 246,857.52
  4. Step 4: Simplify right side
    437,846.88x = 149,155,016,446.80
  5. Step 5: Solve for x
    x = 149,155,016,446.80/437,846.88
  6. Step 6: Final answer
    x = 340,655.66

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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.