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Finding the Fourth Proportional to 671,764.88, 927,001.32 and 369,900.56

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Solution

The fourth proportional to 671,764.88, 927,001.32 and 369,900.56 is: 510,443.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,764.88 : 927,001.32 = 369,900.56 : x
  2. Step 2: Convert to fraction form
    671,764.88/927,001.32 = 369,900.56/x
  3. Step 3: Cross multiply
    671,764.88x = 927,001.32 × 369,900.56
  4. Step 4: Simplify right side
    671,764.88x = 342,898,307,388.74
  5. Step 5: Solve for x
    x = 342,898,307,388.74/671,764.88
  6. Step 6: Final answer
    x = 510,443.93

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