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Finding the Fourth Proportional to 536,356.75, 804,522.66 and 270,045.76

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Solution

The fourth proportional to 536,356.75, 804,522.66 and 270,045.76 is: 405,062.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,356.75 : 804,522.66 = 270,045.76 : x
  2. Step 2: Convert to fraction form
    536,356.75/804,522.66 = 270,045.76/x
  3. Step 3: Cross multiply
    536,356.75x = 804,522.66 × 270,045.76
  4. Step 4: Simplify right side
    536,356.75x = 217,257,933,156.92
  5. Step 5: Solve for x
    x = 217,257,933,156.92/536,356.75
  6. Step 6: Final answer
    x = 405,062.36

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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.