Home / 377,194.90-520,526.10-205,112.94

Finding the Fourth Proportional to 377,194.90, 520,526.10 and 205,112.94

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Solution

The fourth proportional to 377,194.90, 520,526.10 and 205,112.94 is: 283,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,194.90 : 520,526.10 = 205,112.94 : x
  2. Step 2: Convert to fraction form
    377,194.90/520,526.10 = 205,112.94/x
  3. Step 3: Cross multiply
    377,194.90x = 520,526.10 × 205,112.94
  4. Step 4: Simplify right side
    377,194.90x = 106,766,638,717.73
  5. Step 5: Solve for x
    x = 106,766,638,717.73/377,194.90
  6. Step 6: Final answer
    x = 283,054.30

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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.