Home / 418,171.58-577,075.26-227,183.30

Finding the Fourth Proportional to 418,171.58, 577,075.26 and 227,183.30

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Solution

The fourth proportional to 418,171.58, 577,075.26 and 227,183.30 is: 313,512.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,171.58 : 577,075.26 = 227,183.30 : x
  2. Step 2: Convert to fraction form
    418,171.58/577,075.26 = 227,183.30/x
  3. Step 3: Cross multiply
    418,171.58x = 577,075.26 × 227,183.30
  4. Step 4: Simplify right side
    418,171.58x = 131,101,861,915.16
  5. Step 5: Solve for x
    x = 131,101,861,915.16/418,171.58
  6. Step 6: Final answer
    x = 313,512.13

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1.5x scale

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.