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Finding the Fourth Proportional to 447,403.34, 617,416.67 and 246,199.34

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Solution

The fourth proportional to 447,403.34, 617,416.67 and 246,199.34 is: 339,755.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,403.34 : 617,416.67 = 246,199.34 : x
  2. Step 2: Convert to fraction form
    447,403.34/617,416.67 = 246,199.34/x
  3. Step 3: Cross multiply
    447,403.34x = 617,416.67 × 246,199.34
  4. Step 4: Simplify right side
    447,403.34x = 152,007,574,187.41
  5. Step 5: Solve for x
    x = 152,007,574,187.41/447,403.34
  6. Step 6: Final answer
    x = 339,755.12

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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.