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Finding the Fourth Proportional to 536,341.77, 804,500.20 and 270,030.78

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Solution

The fourth proportional to 536,341.77, 804,500.20 and 270,030.78 is: 405,039.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,341.77 : 804,500.20 = 270,030.78 : x
  2. Step 2: Convert to fraction form
    536,341.77/804,500.20 = 270,030.78/x
  3. Step 3: Cross multiply
    536,341.77x = 804,500.20 × 270,030.78
  4. Step 4: Simplify right side
    536,341.77x = 217,239,816,516.16
  5. Step 5: Solve for x
    x = 217,239,816,516.16/536,341.77
  6. Step 6: Final answer
    x = 405,039.90

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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.