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Finding the Fourth Proportional to 376,666.14, 519,803.09 and 204,585.77

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Solution

The fourth proportional to 376,666.14, 519,803.09 and 204,585.77 is: 282,330.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,666.14 : 519,803.09 = 204,585.77 : x
  2. Step 2: Convert to fraction form
    376,666.14/519,803.09 = 204,585.77/x
  3. Step 3: Cross multiply
    376,666.14x = 519,803.09 × 204,585.77
  4. Step 4: Simplify right side
    376,666.14x = 106,344,313,535.91
  5. Step 5: Solve for x
    x = 106,344,313,535.91/376,666.14
  6. Step 6: Final answer
    x = 282,330.43

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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.