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Finding the Fourth Proportional to 341,577.20, 512,058.60 and 223,305.20

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Solution

The fourth proportional to 341,577.20, 512,058.60 and 223,305.20 is: 334,756.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,577.20 : 512,058.60 = 223,305.20 : x
  2. Step 2: Convert to fraction form
    341,577.20/512,058.60 = 223,305.20/x
  3. Step 3: Cross multiply
    341,577.20x = 512,058.60 × 223,305.20
  4. Step 4: Simplify right side
    341,577.20x = 114,345,348,084.72
  5. Step 5: Solve for x
    x = 114,345,348,084.72/341,577.20
  6. Step 6: Final answer
    x = 334,756.97

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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.