Home / 862,318.16-1,190,026.04-494,862.54

Finding the Fourth Proportional to 862,318.16, 1,190,026.04 and 494,862.54

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Solution

The fourth proportional to 862,318.16, 1,190,026.04 and 494,862.54 is: 682,925.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,318.16 : 1,190,026.04 = 494,862.54 : x
  2. Step 2: Convert to fraction form
    862,318.16/1,190,026.04 = 494,862.54/x
  3. Step 3: Cross multiply
    862,318.16x = 1,190,026.04 × 494,862.54
  4. Step 4: Simplify right side
    862,318.16x = 588,899,308,820.54
  5. Step 5: Solve for x
    x = 588,899,308,820.54/862,318.16
  6. Step 6: Final answer
    x = 682,925.79

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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.