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Finding the Fourth Proportional to 603,666.10, 832,712.33 and 376,917.94

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Solution

The fourth proportional to 603,666.10, 832,712.33 and 376,917.94 is: 519,930.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,666.10 : 832,712.33 = 376,917.94 : x
  2. Step 2: Convert to fraction form
    603,666.10/832,712.33 = 376,917.94/x
  3. Step 3: Cross multiply
    603,666.10x = 832,712.33 × 376,917.94
  4. Step 4: Simplify right side
    603,666.10x = 313,864,218,019.39
  5. Step 5: Solve for x
    x = 313,864,218,019.39/603,666.10
  6. Step 6: Final answer
    x = 519,930.17

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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.