Home / 769,505.02-1,061,770.73-482,895.92

Finding the Fourth Proportional to 769,505.02, 1,061,770.73 and 482,895.92

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Solution

The fourth proportional to 769,505.02, 1,061,770.73 and 482,895.92 is: 666,304.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,505.02 : 1,061,770.73 = 482,895.92 : x
  2. Step 2: Convert to fraction form
    769,505.02/1,061,770.73 = 482,895.92/x
  3. Step 3: Cross multiply
    769,505.02x = 1,061,770.73 × 482,895.92
  4. Step 4: Simplify right side
    769,505.02x = 512,724,753,732.37
  5. Step 5: Solve for x
    x = 512,724,753,732.37/769,505.02
  6. Step 6: Final answer
    x = 666,304.63

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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.