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Finding the Fourth Proportional to 557,974.11, 836,983.04 and 291,553.77

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Solution

The fourth proportional to 557,974.11, 836,983.04 and 291,553.77 is: 437,342.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,974.11 : 836,983.04 = 291,553.77 : x
  2. Step 2: Convert to fraction form
    557,974.11/836,983.04 = 291,553.77/x
  3. Step 3: Cross multiply
    557,974.11x = 836,983.04 × 291,553.77
  4. Step 4: Simplify right side
    557,974.11x = 244,025,559,280.29
  5. Step 5: Solve for x
    x = 244,025,559,280.29/557,974.11
  6. Step 6: Final answer
    x = 437,342.08

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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.