Home / 377,544.04-521,021.10-207,788.56

Finding the Fourth Proportional to 377,544.04, 521,021.10 and 207,788.56

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Solution

The fourth proportional to 377,544.04, 521,021.10 and 207,788.56 is: 286,753.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,544.04 : 521,021.10 = 207,788.56 : x
  2. Step 2: Convert to fraction form
    377,544.04/521,021.10 = 207,788.56/x
  3. Step 3: Cross multiply
    377,544.04x = 521,021.10 × 207,788.56
  4. Step 4: Simplify right side
    377,544.04x = 108,262,224,098.62
  5. Step 5: Solve for x
    x = 108,262,224,098.62/377,544.04
  6. Step 6: Final answer
    x = 286,753.90

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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.