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Finding the Fourth Proportional to 440,671.92, 608,313.27 and 297,625.73

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Solution

The fourth proportional to 440,671.92, 608,313.27 and 297,625.73 is: 410,849.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,671.92 : 608,313.27 = 297,625.73 : x
  2. Step 2: Convert to fraction form
    440,671.92/608,313.27 = 297,625.73/x
  3. Step 3: Cross multiply
    440,671.92x = 608,313.27 × 297,625.73
  4. Step 4: Simplify right side
    440,671.92x = 181,049,678,010.87
  5. Step 5: Solve for x
    x = 181,049,678,010.87/440,671.92
  6. Step 6: Final answer
    x = 410,849.14

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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.