Home / 377,652.20-521,170.95-205,581.33

Finding the Fourth Proportional to 377,652.20, 521,170.95 and 205,581.33

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Solution

The fourth proportional to 377,652.20, 521,170.95 and 205,581.33 is: 283,708.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,652.20 : 521,170.95 = 205,581.33 : x
  2. Step 2: Convert to fraction form
    377,652.20/521,170.95 = 205,581.33/x
  3. Step 3: Cross multiply
    377,652.20x = 521,170.95 × 205,581.33
  4. Step 4: Simplify right side
    377,652.20x = 107,143,017,058.36
  5. Step 5: Solve for x
    x = 107,143,017,058.36/377,652.20
  6. Step 6: Final answer
    x = 283,708.18

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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.