Home / 754,007.12-1,040,503.46-414,472.94

Finding the Fourth Proportional to 754,007.12, 1,040,503.46 and 414,472.94

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Solution

The fourth proportional to 754,007.12, 1,040,503.46 and 414,472.94 is: 571,958.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,007.12 : 1,040,503.46 = 414,472.94 : x
  2. Step 2: Convert to fraction form
    754,007.12/1,040,503.46 = 414,472.94/x
  3. Step 3: Cross multiply
    754,007.12x = 1,040,503.46 × 414,472.94
  4. Step 4: Simplify right side
    754,007.12x = 431,260,520,871.49
  5. Step 5: Solve for x
    x = 431,260,520,871.49/754,007.12
  6. Step 6: Final answer
    x = 571,958.16

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1.5x scale

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.