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Finding the Fourth Proportional to 434,215.77, 599,251.01 and 273,208.83

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Solution

The fourth proportional to 434,215.77, 599,251.01 and 273,208.83 is: 377,049.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,215.77 : 599,251.01 = 273,208.83 : x
  2. Step 2: Convert to fraction form
    434,215.77/599,251.01 = 273,208.83/x
  3. Step 3: Cross multiply
    434,215.77x = 599,251.01 × 273,208.83
  4. Step 4: Simplify right side
    434,215.77x = 163,720,665,952.37
  5. Step 5: Solve for x
    x = 163,720,665,952.37/434,215.77
  6. Step 6: Final answer
    x = 377,049.10

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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.