Home / 696,216.78-1,044,339.75-222,900.78

Finding the Fourth Proportional to 696,216.78, 1,044,339.75 and 222,900.78

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Solution

The fourth proportional to 696,216.78, 1,044,339.75 and 222,900.78 is: 334,355.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,216.78 : 1,044,339.75 = 222,900.78 : x
  2. Step 2: Convert to fraction form
    696,216.78/1,044,339.75 = 222,900.78/x
  3. Step 3: Cross multiply
    696,216.78x = 1,044,339.75 × 222,900.78
  4. Step 4: Simplify right side
    696,216.78x = 232,784,144,860.01
  5. Step 5: Solve for x
    x = 232,784,144,860.01/696,216.78
  6. Step 6: Final answer
    x = 334,355.84

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1.5x scale

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.