Home / 557,135-836,034.58-202,176.72

Finding the Fourth Proportional to 557,135, 836,034.58 and 202,176.72

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Solution

The fourth proportional to 557,135, 836,034.58 and 202,176.72 is: 303,385.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,135 : 836,034.58 = 202,176.72 : x
  2. Step 2: Convert to fraction form
    557,135/836,034.58 = 202,176.72/x
  3. Step 3: Cross multiply
    557,135x = 836,034.58 × 202,176.72
  4. Step 4: Simplify right side
    557,135x = 169,026,729,190.98
  5. Step 5: Solve for x
    x = 169,026,729,190.98/557,135
  6. Step 6: Final answer
    x = 303,385.59

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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.