Home / 862,734.92-1,190,476.51-500,083.81

Finding the Fourth Proportional to 862,734.92, 1,190,476.51 and 500,083.81

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Solution

The fourth proportional to 862,734.92, 1,190,476.51 and 500,083.81 is: 690,059.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,734.92 : 1,190,476.51 = 500,083.81 : x
  2. Step 2: Convert to fraction form
    862,734.92/1,190,476.51 = 500,083.81/x
  3. Step 3: Cross multiply
    862,734.92x = 1,190,476.51 × 500,083.81
  4. Step 4: Simplify right side
    862,734.92x = 595,338,024,609.90
  5. Step 5: Solve for x
    x = 595,338,024,609.90/862,734.92
  6. Step 6: Final answer
    x = 690,059.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.