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Finding the Fourth Proportional to 241,035.40, 361,551.21 and 72,555

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Solution

The fourth proportional to 241,035.40, 361,551.21 and 72,555 is: 108,831.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,035.40 : 361,551.21 = 72,555 : x
  2. Step 2: Convert to fraction form
    241,035.40/361,551.21 = 72,555/x
  3. Step 3: Cross multiply
    241,035.40x = 361,551.21 × 72,555
  4. Step 4: Simplify right side
    241,035.40x = 26,232,348,041.55
  5. Step 5: Solve for x
    x = 26,232,348,041.55/241,035.40
  6. Step 6: Final answer
    x = 108,831.93

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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.