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Finding the Fourth Proportional to 624,163.60, 935,016.60 and 579,926.80

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Solution

The fourth proportional to 624,163.60, 935,016.60 and 579,926.80 is: 868,748.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,163.60 : 935,016.60 = 579,926.80 : x
  2. Step 2: Convert to fraction form
    624,163.60/935,016.60 = 579,926.80/x
  3. Step 3: Cross multiply
    624,163.60x = 935,016.60 × 579,926.80
  4. Step 4: Simplify right side
    624,163.60x = 542,241,184,784.88
  5. Step 5: Solve for x
    x = 542,241,184,784.88/624,163.60
  6. Step 6: Final answer
    x = 868,748.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.