Home / 314,136.20-471,204.30-251,928.20

Finding the Fourth Proportional to 314,136.20, 471,204.30 and 251,928.20

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Solution

The fourth proportional to 314,136.20, 471,204.30 and 251,928.20 is: 377,892.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,136.20 : 471,204.30 = 251,928.20 : x
  2. Step 2: Convert to fraction form
    314,136.20/471,204.30 = 251,928.20/x
  3. Step 3: Cross multiply
    314,136.20x = 471,204.30 × 251,928.20
  4. Step 4: Simplify right side
    314,136.20x = 118,709,651,131.26
  5. Step 5: Solve for x
    x = 118,709,651,131.26/314,136.20
  6. Step 6: Final answer
    x = 377,892.30

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1.5x scale

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.