Home / 968,640.78-1,336,573.28-560,662.82

Finding the Fourth Proportional to 968,640.78, 1,336,573.28 and 560,662.82

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Solution

The fourth proportional to 968,640.78, 1,336,573.28 and 560,662.82 is: 773,627.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,640.78 : 1,336,573.28 = 560,662.82 : x
  2. Step 2: Convert to fraction form
    968,640.78/1,336,573.28 = 560,662.82/x
  3. Step 3: Cross multiply
    968,640.78x = 1,336,573.28 × 560,662.82
  4. Step 4: Simplify right side
    968,640.78x = 749,366,944,301.45
  5. Step 5: Solve for x
    x = 749,366,944,301.45/968,640.78
  6. Step 6: Final answer
    x = 773,627.29

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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.