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Finding the Fourth Proportional to 536,542.10, 804,521.55 and 181,373.30

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Solution

The fourth proportional to 536,542.10, 804,521.55 and 181,373.30 is: 271,961.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,542.10 : 804,521.55 = 181,373.30 : x
  2. Step 2: Convert to fraction form
    536,542.10/804,521.55 = 181,373.30/x
  3. Step 3: Cross multiply
    536,542.10x = 804,521.55 × 181,373.30
  4. Step 4: Simplify right side
    536,542.10x = 145,918,728,444.62
  5. Step 5: Solve for x
    x = 145,918,728,444.62/536,542.10
  6. Step 6: Final answer
    x = 271,961.38

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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.