Home / 377,916.70-521,525.01-208,150.83

Finding the Fourth Proportional to 377,916.70, 521,525.01 and 208,150.83

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Solution

The fourth proportional to 377,916.70, 521,525.01 and 208,150.83 is: 287,248.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,916.70 : 521,525.01 = 208,150.83 : x
  2. Step 2: Convert to fraction form
    377,916.70/521,525.01 = 208,150.83/x
  3. Step 3: Cross multiply
    377,916.70x = 521,525.01 × 208,150.83
  4. Step 4: Simplify right side
    377,916.70x = 108,555,861,089.63
  5. Step 5: Solve for x
    x = 108,555,861,089.63/377,916.70
  6. Step 6: Final answer
    x = 287,248.12

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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.