Home / 351,376.40-527,410.20-174,083.60

Finding the Fourth Proportional to 351,376.40, 527,410.20 and 174,083.60

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Solution

The fourth proportional to 351,376.40, 527,410.20 and 174,083.60 is: 261,296.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,376.40 : 527,410.20 = 174,083.60 : x
  2. Step 2: Convert to fraction form
    351,376.40/527,410.20 = 174,083.60/x
  3. Step 3: Cross multiply
    351,376.40x = 527,410.20 × 174,083.60
  4. Step 4: Simplify right side
    351,376.40x = 91,813,466,292.72
  5. Step 5: Solve for x
    x = 91,813,466,292.72/351,376.40
  6. Step 6: Final answer
    x = 261,296.62

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1.5x scale

Why These Related Problems?

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