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Finding the Fourth Proportional to 536,498.98, 804,873.04 and 157,404.40

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Solution

The fourth proportional to 536,498.98, 804,873.04 and 157,404.40 is: 236,143.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,498.98 : 804,873.04 = 157,404.40 : x
  2. Step 2: Convert to fraction form
    536,498.98/804,873.04 = 157,404.40/x
  3. Step 3: Cross multiply
    536,498.98x = 804,873.04 × 157,404.40
  4. Step 4: Simplify right side
    536,498.98x = 126,690,557,937.38
  5. Step 5: Solve for x
    x = 126,690,557,937.38/536,498.98
  6. Step 6: Final answer
    x = 236,143.15

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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.