Home / 541,333.46-811,631.13-274,579.60

Finding the Fourth Proportional to 541,333.46, 811,631.13 and 274,579.60

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Solution

The fourth proportional to 541,333.46, 811,631.13 and 274,579.60 is: 411,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,333.46 : 811,631.13 = 274,579.60 : x
  2. Step 2: Convert to fraction form
    541,333.46/811,631.13 = 274,579.60/x
  3. Step 3: Cross multiply
    541,333.46x = 811,631.13 × 274,579.60
  4. Step 4: Simplify right side
    541,333.46x = 222,857,351,022.95
  5. Step 5: Solve for x
    x = 222,857,351,022.95/541,333.46
  6. Step 6: Final answer
    x = 411,682.20

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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.