Home / 923,908.80-1,384,826.40-524,740.80

Finding the Fourth Proportional to 923,908.80, 1,384,826.40 and 524,740.80

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Solution

The fourth proportional to 923,908.80, 1,384,826.40 and 524,740.80 is: 786,522.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,908.80 : 1,384,826.40 = 524,740.80 : x
  2. Step 2: Convert to fraction form
    923,908.80/1,384,826.40 = 524,740.80/x
  3. Step 3: Cross multiply
    923,908.80x = 1,384,826.40 × 524,740.80
  4. Step 4: Simplify right side
    923,908.80x = 726,674,912,997.12
  5. Step 5: Solve for x
    x = 726,674,912,997.12/923,908.80
  6. Step 6: Final answer
    x = 786,522.34

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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.