Home / 712,610.73-1,068,916.08-180,131.75

Finding the Fourth Proportional to 712,610.73, 1,068,916.08 and 180,131.75

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Solution

The fourth proportional to 712,610.73, 1,068,916.08 and 180,131.75 is: 270,197.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,610.73 : 1,068,916.08 = 180,131.75 : x
  2. Step 2: Convert to fraction form
    712,610.73/1,068,916.08 = 180,131.75/x
  3. Step 3: Cross multiply
    712,610.73x = 1,068,916.08 × 180,131.75
  4. Step 4: Simplify right side
    712,610.73x = 192,545,724,093.54
  5. Step 5: Solve for x
    x = 192,545,724,093.54/712,610.73
  6. Step 6: Final answer
    x = 270,197.62

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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.