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Finding the Fourth Proportional to 376,667.14, 519,804.47 and 204,586.77

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Solution

The fourth proportional to 376,667.14, 519,804.47 and 204,586.77 is: 282,331.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,667.14 : 519,804.47 = 204,586.77 : x
  2. Step 2: Convert to fraction form
    376,667.14/519,804.47 = 204,586.77/x
  3. Step 3: Cross multiply
    376,667.14x = 519,804.47 × 204,586.77
  4. Step 4: Simplify right side
    376,667.14x = 106,345,117,548.86
  5. Step 5: Solve for x
    x = 106,345,117,548.86/376,667.14
  6. Step 6: Final answer
    x = 282,331.82

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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.