Home / 426,050.53-639,032.04-226,158.73

Finding the Fourth Proportional to 426,050.53, 639,032.04 and 226,158.73

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Solution

The fourth proportional to 426,050.53, 639,032.04 and 226,158.73 is: 339,214.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,050.53 : 639,032.04 = 226,158.73 : x
  2. Step 2: Convert to fraction form
    426,050.53/639,032.04 = 226,158.73/x
  3. Step 3: Cross multiply
    426,050.53x = 639,032.04 × 226,158.73
  4. Step 4: Simplify right side
    426,050.53x = 144,522,674,595.71
  5. Step 5: Solve for x
    x = 144,522,674,595.71/426,050.53
  6. Step 6: Final answer
    x = 339,214.87

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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.