Home / 693,156.92-1,040,065.92-377,606.84

Finding the Fourth Proportional to 693,156.92, 1,040,065.92 and 377,606.84

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Solution

The fourth proportional to 693,156.92, 1,040,065.92 and 377,606.84 is: 566,590.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,156.92 : 1,040,065.92 = 377,606.84 : x
  2. Step 2: Convert to fraction form
    693,156.92/1,040,065.92 = 377,606.84/x
  3. Step 3: Cross multiply
    693,156.92x = 1,040,065.92 × 377,606.84
  4. Step 4: Simplify right side
    693,156.92x = 392,736,005,442.89
  5. Step 5: Solve for x
    x = 392,736,005,442.89/693,156.92
  6. Step 6: Final answer
    x = 566,590.33

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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.