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Finding the Fourth Proportional to 340,475, 510,809.94 and 115,884.92

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Solution

The fourth proportional to 340,475, 510,809.94 and 115,884.92 is: 173,860.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,475 : 510,809.94 = 115,884.92 : x
  2. Step 2: Convert to fraction form
    340,475/510,809.94 = 115,884.92/x
  3. Step 3: Cross multiply
    340,475x = 510,809.94 × 115,884.92
  4. Step 4: Simplify right side
    340,475x = 59,195,169,032.10
  5. Step 5: Solve for x
    x = 59,195,169,032.10/340,475
  6. Step 6: Final answer
    x = 173,860.54

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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.