Home / 361,300.43-498,558.26-200,125.36

Finding the Fourth Proportional to 361,300.43, 498,558.26 and 200,125.36

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Solution

The fourth proportional to 361,300.43, 498,558.26 and 200,125.36 is: 276,152.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,300.43 : 498,558.26 = 200,125.36 : x
  2. Step 2: Convert to fraction form
    361,300.43/498,558.26 = 200,125.36/x
  3. Step 3: Cross multiply
    361,300.43x = 498,558.26 × 200,125.36
  4. Step 4: Simplify right side
    361,300.43x = 99,774,151,263.47
  5. Step 5: Solve for x
    x = 99,774,151,263.47/361,300.43
  6. Step 6: Final answer
    x = 276,152.87

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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.