Home / 683,231.23-1,025,468.75-363,651.40

Finding the Fourth Proportional to 683,231.23, 1,025,468.75 and 363,651.40

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Solution

The fourth proportional to 683,231.23, 1,025,468.75 and 363,651.40 is: 545,808.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,231.23 : 1,025,468.75 = 363,651.40 : x
  2. Step 2: Convert to fraction form
    683,231.23/1,025,468.75 = 363,651.40/x
  3. Step 3: Cross multiply
    683,231.23x = 1,025,468.75 × 363,651.40
  4. Step 4: Simplify right side
    683,231.23x = 372,913,146,593.75
  5. Step 5: Solve for x
    x = 372,913,146,593.75/683,231.23
  6. Step 6: Final answer
    x = 545,808.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.