Home / 541,333.83-811,631.69-274,579.98

Finding the Fourth Proportional to 541,333.83, 811,631.69 and 274,579.98

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Solution

The fourth proportional to 541,333.83, 811,631.69 and 274,579.98 is: 411,682.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,333.83 : 811,631.69 = 274,579.98 : x
  2. Step 2: Convert to fraction form
    541,333.83/811,631.69 = 274,579.98/x
  3. Step 3: Cross multiply
    541,333.83x = 811,631.69 × 274,579.98
  4. Step 4: Simplify right side
    541,333.83x = 222,857,813,207.57
  5. Step 5: Solve for x
    x = 222,857,813,207.57/541,333.83
  6. Step 6: Final answer
    x = 411,682.77

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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.