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Finding the Fourth Proportional to 375,259.84, 517,848.54 and 214,111.96

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Solution

The fourth proportional to 375,259.84, 517,848.54 and 214,111.96 is: 295,468.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,259.84 : 517,848.54 = 214,111.96 : x
  2. Step 2: Convert to fraction form
    375,259.84/517,848.54 = 214,111.96/x
  3. Step 3: Cross multiply
    375,259.84x = 517,848.54 × 214,111.96
  4. Step 4: Simplify right side
    375,259.84x = 110,877,565,882.54
  5. Step 5: Solve for x
    x = 110,877,565,882.54/375,259.84
  6. Step 6: Final answer
    x = 295,468.78

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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.