Home / 617,424.93-926,247.56-218,297.43

Finding the Fourth Proportional to 617,424.93, 926,247.56 and 218,297.43

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Solution

The fourth proportional to 617,424.93, 926,247.56 and 218,297.43 is: 327,485.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,424.93 : 926,247.56 = 218,297.43 : x
  2. Step 2: Convert to fraction form
    617,424.93/926,247.56 = 218,297.43/x
  3. Step 3: Cross multiply
    617,424.93x = 926,247.56 × 218,297.43
  4. Step 4: Simplify right side
    617,424.93x = 202,197,460,800.28
  5. Step 5: Solve for x
    x = 202,197,460,800.28/617,424.93
  6. Step 6: Final answer
    x = 327,485.09

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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.