Home / 696,156-1,044,234.92-190,721.42

Finding the Fourth Proportional to 696,156, 1,044,234.92 and 190,721.42

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Solution

The fourth proportional to 696,156, 1,044,234.92 and 190,721.42 is: 286,082.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,156 : 1,044,234.92 = 190,721.42 : x
  2. Step 2: Convert to fraction form
    696,156/1,044,234.92 = 190,721.42/x
  3. Step 3: Cross multiply
    696,156x = 1,044,234.92 × 190,721.42
  4. Step 4: Simplify right side
    696,156x = 199,157,966,755.99
  5. Step 5: Solve for x
    x = 199,157,966,755.99/696,156
  6. Step 6: Final answer
    x = 286,082.38

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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.