Home / 616,559.04-923,380.56-525,579.84

Finding the Fourth Proportional to 616,559.04, 923,380.56 and 525,579.84

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Solution

The fourth proportional to 616,559.04, 923,380.56 and 525,579.84 is: 787,126.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,559.04 : 923,380.56 = 525,579.84 : x
  2. Step 2: Convert to fraction form
    616,559.04/923,380.56 = 525,579.84/x
  3. Step 3: Cross multiply
    616,559.04x = 923,380.56 × 525,579.84
  4. Step 4: Simplify right side
    616,559.04x = 485,310,206,983.91
  5. Step 5: Solve for x
    x = 485,310,206,983.91/616,559.04
  6. Step 6: Final answer
    x = 787,126.90

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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.