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Finding the Fourth Proportional to 504,058.53, 695,598.68 and 274,615.13

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Solution

The fourth proportional to 504,058.53, 695,598.68 and 274,615.13 is: 378,967.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,058.53 : 695,598.68 = 274,615.13 : x
  2. Step 2: Convert to fraction form
    504,058.53/695,598.68 = 274,615.13/x
  3. Step 3: Cross multiply
    504,058.53x = 695,598.68 × 274,615.13
  4. Step 4: Simplify right side
    504,058.53x = 191,021,917,084.96
  5. Step 5: Solve for x
    x = 191,021,917,084.96/504,058.53
  6. Step 6: Final answer
    x = 378,967.73

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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.