Home / 314,154.20-471,231.30-251,946.20

Finding the Fourth Proportional to 314,154.20, 471,231.30 and 251,946.20

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Solution

The fourth proportional to 314,154.20, 471,231.30 and 251,946.20 is: 377,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,154.20 : 471,231.30 = 251,946.20 : x
  2. Step 2: Convert to fraction form
    314,154.20/471,231.30 = 251,946.20/x
  3. Step 3: Cross multiply
    314,154.20x = 471,231.30 × 251,946.20
  4. Step 4: Simplify right side
    314,154.20x = 118,724,935,356.06
  5. Step 5: Solve for x
    x = 118,724,935,356.06/314,154.20
  6. Step 6: Final answer
    x = 377,919.30

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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.