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Finding the Fourth Proportional to 453,157.56, 625,102.38 and 271,821.24

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Solution

The fourth proportional to 453,157.56, 625,102.38 and 271,821.24 is: 374,960.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,157.56 : 625,102.38 = 271,821.24 : x
  2. Step 2: Convert to fraction form
    453,157.56/625,102.38 = 271,821.24/x
  3. Step 3: Cross multiply
    453,157.56x = 625,102.38 × 271,821.24
  4. Step 4: Simplify right side
    453,157.56x = 169,916,104,058.55
  5. Step 5: Solve for x
    x = 169,916,104,058.55/453,157.56
  6. Step 6: Final answer
    x = 374,960.32

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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.