Home / 968,165.51-1,336,105.26-538,476.71

Finding the Fourth Proportional to 968,165.51, 1,336,105.26 and 538,476.71

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Solution

The fourth proportional to 968,165.51, 1,336,105.26 and 538,476.71 is: 743,118.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,165.51 : 1,336,105.26 = 538,476.71 : x
  2. Step 2: Convert to fraction form
    968,165.51/1,336,105.26 = 538,476.71/x
  3. Step 3: Cross multiply
    968,165.51x = 1,336,105.26 × 538,476.71
  4. Step 4: Simplify right side
    968,165.51x = 719,461,557,937.97
  5. Step 5: Solve for x
    x = 719,461,557,937.97/968,165.51
  6. Step 6: Final answer
    x = 743,118.36

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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.