Home / 563,785.04-777,993.72-322,019.84

Finding the Fourth Proportional to 563,785.04, 777,993.72 and 322,019.84

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Solution

The fourth proportional to 563,785.04, 777,993.72 and 322,019.84 is: 444,370.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,785.04 : 777,993.72 = 322,019.84 : x
  2. Step 2: Convert to fraction form
    563,785.04/777,993.72 = 322,019.84/x
  3. Step 3: Cross multiply
    563,785.04x = 777,993.72 × 322,019.84
  4. Step 4: Simplify right side
    563,785.04x = 250,529,413,235.41
  5. Step 5: Solve for x
    x = 250,529,413,235.41/563,785.04
  6. Step 6: Final answer
    x = 444,370.45

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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.