Home / 377,273.80-520,641.18-205,193.32

Finding the Fourth Proportional to 377,273.80, 520,641.18 and 205,193.32

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Solution

The fourth proportional to 377,273.80, 520,641.18 and 205,193.32 is: 283,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,273.80 : 520,641.18 = 205,193.32 : x
  2. Step 2: Convert to fraction form
    377,273.80/520,641.18 = 205,193.32/x
  3. Step 3: Cross multiply
    377,273.80x = 520,641.18 × 205,193.32
  4. Step 4: Simplify right side
    377,273.80x = 106,832,092,252.92
  5. Step 5: Solve for x
    x = 106,832,092,252.92/377,273.80
  6. Step 6: Final answer
    x = 283,168.60

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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.