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Finding the Fourth Proportional to 532,052.13, 734,225.89 and 290,338.81

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Solution

The fourth proportional to 532,052.13, 734,225.89 and 290,338.81 is: 400,664.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,052.13 : 734,225.89 = 290,338.81 : x
  2. Step 2: Convert to fraction form
    532,052.13/734,225.89 = 290,338.81/x
  3. Step 3: Cross multiply
    532,052.13x = 734,225.89 × 290,338.81
  4. Step 4: Simplify right side
    532,052.13x = 213,174,274,103.36
  5. Step 5: Solve for x
    x = 213,174,274,103.36/532,052.13
  6. Step 6: Final answer
    x = 400,664.26

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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.