Home / 377,946.70-521,567.16-205,864.14

Finding the Fourth Proportional to 377,946.70, 521,567.16 and 205,864.14

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Solution

The fourth proportional to 377,946.70, 521,567.16 and 205,864.14 is: 284,092.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,946.70 : 521,567.16 = 205,864.14 : x
  2. Step 2: Convert to fraction form
    377,946.70/521,567.16 = 205,864.14/x
  3. Step 3: Cross multiply
    377,946.70x = 521,567.16 × 205,864.14
  4. Step 4: Simplify right side
    377,946.70x = 107,371,974,845.64
  5. Step 5: Solve for x
    x = 107,371,974,845.64/377,946.70
  6. Step 6: Final answer
    x = 284,092.90

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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.