Home / 854,369.77-1,178,474.78-547,960.82

Finding the Fourth Proportional to 854,369.77, 1,178,474.78 and 547,960.82

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Solution

The fourth proportional to 854,369.77, 1,178,474.78 and 547,960.82 is: 755,829.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,369.77 : 1,178,474.78 = 547,960.82 : x
  2. Step 2: Convert to fraction form
    854,369.77/1,178,474.78 = 547,960.82/x
  3. Step 3: Cross multiply
    854,369.77x = 1,178,474.78 × 547,960.82
  4. Step 4: Simplify right side
    854,369.77x = 645,758,006,798.12
  5. Step 5: Solve for x
    x = 645,758,006,798.12/854,369.77
  6. Step 6: Final answer
    x = 755,829.65

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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.