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Finding the Fourth Proportional to 344,805.08, 476,053.27 and 222,352.21

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Solution

The fourth proportional to 344,805.08, 476,053.27 and 222,352.21 is: 306,989.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,805.08 : 476,053.27 = 222,352.21 : x
  2. Step 2: Convert to fraction form
    344,805.08/476,053.27 = 222,352.21/x
  3. Step 3: Cross multiply
    344,805.08x = 476,053.27 × 222,352.21
  4. Step 4: Simplify right side
    344,805.08x = 105,851,498,130.30
  5. Step 5: Solve for x
    x = 105,851,498,130.30/344,805.08
  6. Step 6: Final answer
    x = 306,989.38

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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.