Home / 953,997.82-1,316,489.55-524,277.43

Finding the Fourth Proportional to 953,997.82, 1,316,489.55 and 524,277.43

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Solution

The fourth proportional to 953,997.82, 1,316,489.55 and 524,277.43 is: 723,487.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,997.82 : 1,316,489.55 = 524,277.43 : x
  2. Step 2: Convert to fraction form
    953,997.82/1,316,489.55 = 524,277.43/x
  3. Step 3: Cross multiply
    953,997.82x = 1,316,489.55 × 524,277.43
  4. Step 4: Simplify right side
    953,997.82x = 690,205,757,895.86
  5. Step 5: Solve for x
    x = 690,205,757,895.86/953,997.82
  6. Step 6: Final answer
    x = 723,487.77

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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.