Home / 987,055.24-1,362,136.68-534,346.24

Finding the Fourth Proportional to 987,055.24, 1,362,136.68 and 534,346.24

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Solution

The fourth proportional to 987,055.24, 1,362,136.68 and 534,346.24 is: 737,398.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,055.24 : 1,362,136.68 = 534,346.24 : x
  2. Step 2: Convert to fraction form
    987,055.24/1,362,136.68 = 534,346.24/x
  3. Step 3: Cross multiply
    987,055.24x = 1,362,136.68 × 534,346.24
  4. Step 4: Simplify right side
    987,055.24x = 727,852,613,324.08
  5. Step 5: Solve for x
    x = 727,852,613,324.08/987,055.24
  6. Step 6: Final answer
    x = 737,398.05

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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.