Home / 905,598.24-1,356,622.65-525,722.82

Finding the Fourth Proportional to 905,598.24, 1,356,622.65 and 525,722.82

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Solution

The fourth proportional to 905,598.24, 1,356,622.65 and 525,722.82 is: 787,553.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,598.24 : 1,356,622.65 = 525,722.82 : x
  2. Step 2: Convert to fraction form
    905,598.24/1,356,622.65 = 525,722.82/x
  3. Step 3: Cross multiply
    905,598.24x = 1,356,622.65 × 525,722.82
  4. Step 4: Simplify right side
    905,598.24x = 713,207,485,233.87
  5. Step 5: Solve for x
    x = 713,207,485,233.87/905,598.24
  6. Step 6: Final answer
    x = 787,553.97

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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.