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Finding the Fourth Proportional to 504,242.27, 695,854.43 and 274,799.60

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Solution

The fourth proportional to 504,242.27, 695,854.43 and 274,799.60 is: 379,223.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,242.27 : 695,854.43 = 274,799.60 : x
  2. Step 2: Convert to fraction form
    504,242.27/695,854.43 = 274,799.60/x
  3. Step 3: Cross multiply
    504,242.27x = 695,854.43 × 274,799.60
  4. Step 4: Simplify right side
    504,242.27x = 191,220,521,448.86
  5. Step 5: Solve for x
    x = 191,220,521,448.86/504,242.27
  6. Step 6: Final answer
    x = 379,223.51

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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.