Home / 969,476.46-1,337,930.64-539,747.16

Finding the Fourth Proportional to 969,476.46, 1,337,930.64 and 539,747.16

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Solution

The fourth proportional to 969,476.46, 1,337,930.64 and 539,747.16 is: 744,880.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,476.46 : 1,337,930.64 = 539,747.16 : x
  2. Step 2: Convert to fraction form
    969,476.46/1,337,930.64 = 539,747.16/x
  3. Step 3: Cross multiply
    969,476.46x = 1,337,930.64 × 539,747.16
  4. Step 4: Simplify right side
    969,476.46x = 722,144,263,216.98
  5. Step 5: Solve for x
    x = 722,144,263,216.98/969,476.46
  6. Step 6: Final answer
    x = 744,880.66

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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.