Home / 563,785.54-777,994.41-322,020.34

Finding the Fourth Proportional to 563,785.54, 777,994.41 and 322,020.34

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Solution

The fourth proportional to 563,785.54, 777,994.41 and 322,020.34 is: 444,371.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,785.54 : 777,994.41 = 322,020.34 : x
  2. Step 2: Convert to fraction form
    563,785.54/777,994.41 = 322,020.34/x
  3. Step 3: Cross multiply
    563,785.54x = 777,994.41 × 322,020.34
  4. Step 4: Simplify right side
    563,785.54x = 250,530,024,426.30
  5. Step 5: Solve for x
    x = 250,530,024,426.30/563,785.54
  6. Step 6: Final answer
    x = 444,371.14

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1.5x scale

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.