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Finding the Fourth Proportional to 504,755.52, 695,145.33 and 493,733.04

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Solution

The fourth proportional to 504,755.52, 695,145.33 and 493,733.04 is: 679,965.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,755.52 : 695,145.33 = 493,733.04 : x
  2. Step 2: Convert to fraction form
    504,755.52/695,145.33 = 493,733.04/x
  3. Step 3: Cross multiply
    504,755.52x = 695,145.33 × 493,733.04
  4. Step 4: Simplify right side
    504,755.52x = 343,216,217,022.70
  5. Step 5: Solve for x
    x = 343,216,217,022.70/504,755.52
  6. Step 6: Final answer
    x = 679,965.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.