Home / 658,137.84-981,591.66-646,765.36

Finding the Fourth Proportional to 658,137.84, 981,591.66 and 646,765.36

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Solution

The fourth proportional to 658,137.84, 981,591.66 and 646,765.36 is: 964,629.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,137.84 : 981,591.66 = 646,765.36 : x
  2. Step 2: Convert to fraction form
    658,137.84/981,591.66 = 646,765.36/x
  3. Step 3: Cross multiply
    658,137.84x = 981,591.66 × 646,765.36
  4. Step 4: Simplify right side
    658,137.84x = 634,859,483,352.90
  5. Step 5: Solve for x
    x = 634,859,483,352.90/658,137.84
  6. Step 6: Final answer
    x = 964,629.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.