Home / 988,067.44-1,363,533.94-535,358.44

Finding the Fourth Proportional to 988,067.44, 1,363,533.94 and 535,358.44

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Solution

The fourth proportional to 988,067.44, 1,363,533.94 and 535,358.44 is: 738,795.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,067.44 : 1,363,533.94 = 535,358.44 : x
  2. Step 2: Convert to fraction form
    988,067.44/1,363,533.94 = 535,358.44/x
  3. Step 3: Cross multiply
    988,067.44x = 1,363,533.94 × 535,358.44
  4. Step 4: Simplify right side
    988,067.44x = 729,979,403,005.45
  5. Step 5: Solve for x
    x = 729,979,403,005.45/988,067.44
  6. Step 6: Final answer
    x = 738,795.12

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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.