Home / 361,579.10-498,926.76-200,434.10

Finding the Fourth Proportional to 361,579.10, 498,926.76 and 200,434.10

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Solution

The fourth proportional to 361,579.10, 498,926.76 and 200,434.10 is: 276,570.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,579.10 : 498,926.76 = 200,434.10 : x
  2. Step 2: Convert to fraction form
    361,579.10/498,926.76 = 200,434.10/x
  3. Step 3: Cross multiply
    361,579.10x = 498,926.76 × 200,434.10
  4. Step 4: Simplify right side
    361,579.10x = 100,001,936,106.52
  5. Step 5: Solve for x
    x = 100,001,936,106.52/361,579.10
  6. Step 6: Final answer
    x = 276,570.01

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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.