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Finding the Fourth Proportional to 522,304.20, 783,526.05 and 206,687.34

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Solution

The fourth proportional to 522,304.20, 783,526.05 and 206,687.34 is: 310,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,304.20 : 783,526.05 = 206,687.34 : x
  2. Step 2: Convert to fraction form
    522,304.20/783,526.05 = 206,687.34/x
  3. Step 3: Cross multiply
    522,304.20x = 783,526.05 × 206,687.34
  4. Step 4: Simplify right side
    522,304.20x = 161,944,915,095.21
  5. Step 5: Solve for x
    x = 161,944,915,095.21/522,304.20
  6. Step 6: Final answer
    x = 310,058.61

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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.