Home / 862,708.98-1,190,398.38-500,062.01

Finding the Fourth Proportional to 862,708.98, 1,190,398.38 and 500,062.01

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Solution

The fourth proportional to 862,708.98, 1,190,398.38 and 500,062.01 is: 690,004.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,708.98 : 1,190,398.38 = 500,062.01 : x
  2. Step 2: Convert to fraction form
    862,708.98/1,190,398.38 = 500,062.01/x
  3. Step 3: Cross multiply
    862,708.98x = 1,190,398.38 × 500,062.01
  4. Step 4: Simplify right side
    862,708.98x = 595,272,998,776.32
  5. Step 5: Solve for x
    x = 595,272,998,776.32/862,708.98
  6. Step 6: Final answer
    x = 690,004.41

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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.