Home / 377,403.06-565,938.39-199,868.58

Finding the Fourth Proportional to 377,403.06, 565,938.39 and 199,868.58

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Solution

The fourth proportional to 377,403.06, 565,938.39 and 199,868.58 is: 299,714.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,403.06 : 565,938.39 = 199,868.58 : x
  2. Step 2: Convert to fraction form
    377,403.06/565,938.39 = 199,868.58/x
  3. Step 3: Cross multiply
    377,403.06x = 565,938.39 × 199,868.58
  4. Step 4: Simplify right side
    377,403.06x = 113,113,302,376.79
  5. Step 5: Solve for x
    x = 113,113,302,376.79/377,403.06
  6. Step 6: Final answer
    x = 299,714.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.