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Finding the Fourth Proportional to 539,601.90, 808,754.85 and 223,896.30

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Solution

The fourth proportional to 539,601.90, 808,754.85 and 223,896.30 is: 335,575.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,601.90 : 808,754.85 = 223,896.30 : x
  2. Step 2: Convert to fraction form
    539,601.90/808,754.85 = 223,896.30/x
  3. Step 3: Cross multiply
    539,601.90x = 808,754.85 × 223,896.30
  4. Step 4: Simplify right side
    539,601.90x = 181,077,218,522.06
  5. Step 5: Solve for x
    x = 181,077,218,522.06/539,601.90
  6. Step 6: Final answer
    x = 335,575.58

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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.