Home / 957,114.64-1,320,846.38-527,422.45

Finding the Fourth Proportional to 957,114.64, 1,320,846.38 and 527,422.45

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Solution

The fourth proportional to 957,114.64, 1,320,846.38 and 527,422.45 is: 727,858.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,114.64 : 1,320,846.38 = 527,422.45 : x
  2. Step 2: Convert to fraction form
    957,114.64/1,320,846.38 = 527,422.45/x
  3. Step 3: Cross multiply
    957,114.64x = 1,320,846.38 × 527,422.45
  4. Step 4: Simplify right side
    957,114.64x = 696,644,033,813.23
  5. Step 5: Solve for x
    x = 696,644,033,813.23/957,114.64
  6. Step 6: Final answer
    x = 727,858.51

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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.