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Finding the Fourth Proportional to 578,589.29, 864,365.19 and 374,522.95

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Solution

The fourth proportional to 578,589.29, 864,365.19 and 374,522.95 is: 559,506.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,589.29 : 864,365.19 = 374,522.95 : x
  2. Step 2: Convert to fraction form
    578,589.29/864,365.19 = 374,522.95/x
  3. Step 3: Cross multiply
    578,589.29x = 864,365.19 × 374,522.95
  4. Step 4: Simplify right side
    578,589.29x = 323,724,599,134.43
  5. Step 5: Solve for x
    x = 323,724,599,134.43/578,589.29
  6. Step 6: Final answer
    x = 559,506.73

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.