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Finding the Fourth Proportional to 433,263.77, 650,214.92 and 205,560.23

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Solution

The fourth proportional to 433,263.77, 650,214.92 and 205,560.23 is: 308,491.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,263.77 : 650,214.92 = 205,560.23 : x
  2. Step 2: Convert to fraction form
    433,263.77/650,214.92 = 205,560.23/x
  3. Step 3: Cross multiply
    433,263.77x = 650,214.92 × 205,560.23
  4. Step 4: Simplify right side
    433,263.77x = 133,658,327,476.83
  5. Step 5: Solve for x
    x = 133,658,327,476.83/433,263.77
  6. Step 6: Final answer
    x = 308,491.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.