Home / 418,872.12-577,945.26-237,544.44

Finding the Fourth Proportional to 418,872.12, 577,945.26 and 237,544.44

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Solution

The fourth proportional to 418,872.12, 577,945.26 and 237,544.44 is: 327,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,872.12 : 577,945.26 = 237,544.44 : x
  2. Step 2: Convert to fraction form
    418,872.12/577,945.26 = 237,544.44/x
  3. Step 3: Cross multiply
    418,872.12x = 577,945.26 × 237,544.44
  4. Step 4: Simplify right side
    418,872.12x = 137,287,683,137.35
  5. Step 5: Solve for x
    x = 137,287,683,137.35/418,872.12
  6. Step 6: Final answer
    x = 327,755.60

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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.