Home / 706,239.28-974,621.30-383,950.61

Finding the Fourth Proportional to 706,239.28, 974,621.30 and 383,950.61

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Solution

The fourth proportional to 706,239.28, 974,621.30 and 383,950.61 is: 529,857.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,239.28 : 974,621.30 = 383,950.61 : x
  2. Step 2: Convert to fraction form
    706,239.28/974,621.30 = 383,950.61/x
  3. Step 3: Cross multiply
    706,239.28x = 974,621.30 × 383,950.61
  4. Step 4: Simplify right side
    706,239.28x = 374,206,442,653.99
  5. Step 5: Solve for x
    x = 374,206,442,653.99/706,239.28
  6. Step 6: Final answer
    x = 529,857.87

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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.