Home / 946,863.52-1,306,651.44-517,145.36

Finding the Fourth Proportional to 946,863.52, 1,306,651.44 and 517,145.36

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Solution

The fourth proportional to 946,863.52, 1,306,651.44 and 517,145.36 is: 713,649.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,863.52 : 1,306,651.44 = 517,145.36 : x
  2. Step 2: Convert to fraction form
    946,863.52/1,306,651.44 = 517,145.36/x
  3. Step 3: Cross multiply
    946,863.52x = 1,306,651.44 × 517,145.36
  4. Step 4: Simplify right side
    946,863.52x = 675,728,729,333.32
  5. Step 5: Solve for x
    x = 675,728,729,333.32/946,863.52
  6. Step 6: Final answer
    x = 713,649.55

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Double scale
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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.