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Finding the Fourth Proportional to 536,223.38, 804,445.83 and 157,156.54

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Solution

The fourth proportional to 536,223.38, 804,445.83 and 157,156.54 is: 235,767.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,223.38 : 804,445.83 = 157,156.54 : x
  2. Step 2: Convert to fraction form
    536,223.38/804,445.83 = 157,156.54/x
  3. Step 3: Cross multiply
    536,223.38x = 804,445.83 × 157,156.54
  4. Step 4: Simplify right side
    536,223.38x = 126,423,921,249.11
  5. Step 5: Solve for x
    x = 126,423,921,249.11/536,223.38
  6. Step 6: Final answer
    x = 235,767.27

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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.