Home / 361,332.19-498,624.15-200,189.71

Finding the Fourth Proportional to 361,332.19, 498,624.15 and 200,189.71

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Solution

The fourth proportional to 361,332.19, 498,624.15 and 200,189.71 is: 276,253.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,332.19 : 498,624.15 = 200,189.71 : x
  2. Step 2: Convert to fraction form
    361,332.19/498,624.15 = 200,189.71/x
  3. Step 3: Cross multiply
    361,332.19x = 498,624.15 × 200,189.71
  4. Step 4: Simplify right side
    361,332.19x = 99,819,423,987.50
  5. Step 5: Solve for x
    x = 99,819,423,987.50/361,332.19
  6. Step 6: Final answer
    x = 276,253.89

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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.