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Finding the Fourth Proportional to 536,812.72, 805,394.04 and 270,552.76

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Solution

The fourth proportional to 536,812.72, 805,394.04 and 270,552.76 is: 405,917.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,812.72 : 805,394.04 = 270,552.76 : x
  2. Step 2: Convert to fraction form
    536,812.72/805,394.04 = 270,552.76/x
  3. Step 3: Cross multiply
    536,812.72x = 805,394.04 × 270,552.76
  4. Step 4: Simplify right side
    536,812.72x = 217,901,580,409.55
  5. Step 5: Solve for x
    x = 217,901,580,409.55/536,812.72
  6. Step 6: Final answer
    x = 405,917.32

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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.