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Finding the Fourth Proportional to 504,247.29, 695,848.43 and 274,810.47

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Solution

The fourth proportional to 504,247.29, 695,848.43 and 274,810.47 is: 379,231.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,247.29 : 695,848.43 = 274,810.47 : x
  2. Step 2: Convert to fraction form
    504,247.29/695,848.43 = 274,810.47/x
  3. Step 3: Cross multiply
    504,247.29x = 695,848.43 × 274,810.47
  4. Step 4: Simplify right side
    504,247.29x = 191,226,432,723.01
  5. Step 5: Solve for x
    x = 191,226,432,723.01/504,247.29
  6. Step 6: Final answer
    x = 379,231.45

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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.