Home / 361,323.03-498,585.43-200,138.09

Finding the Fourth Proportional to 361,323.03, 498,585.43 and 200,138.09

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Solution

The fourth proportional to 361,323.03, 498,585.43 and 200,138.09 is: 276,168.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,323.03 : 498,585.43 = 200,138.09 : x
  2. Step 2: Convert to fraction form
    361,323.03/498,585.43 = 200,138.09/x
  3. Step 3: Cross multiply
    361,323.03x = 498,585.43 × 200,138.09
  4. Step 4: Simplify right side
    361,323.03x = 99,785,937,158.66
  5. Step 5: Solve for x
    x = 99,785,937,158.66/361,323.03
  6. Step 6: Final answer
    x = 276,168.22

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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.