Home / 862,592.01-1,190,381.86-500,231.02

Finding the Fourth Proportional to 862,592.01, 1,190,381.86 and 500,231.02

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Solution

The fourth proportional to 862,592.01, 1,190,381.86 and 500,231.02 is: 690,321.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,592.01 : 1,190,381.86 = 500,231.02 : x
  2. Step 2: Convert to fraction form
    862,592.01/1,190,381.86 = 500,231.02/x
  3. Step 3: Cross multiply
    862,592.01x = 1,190,381.86 × 500,231.02
  4. Step 4: Simplify right side
    862,592.01x = 595,465,929,516.14
  5. Step 5: Solve for x
    x = 595,465,929,516.14/862,592.01
  6. Step 6: Final answer
    x = 690,321.64

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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.