Home / 1,517,556.30-2,276,334.45-395,625.30

Finding the Fourth Proportional to 1,517,556.30, 2,276,334.45 and 395,625.30

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Solution

The fourth proportional to 1,517,556.30, 2,276,334.45 and 395,625.30 is: 593,437.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,556.30 : 2,276,334.45 = 395,625.30 : x
  2. Step 2: Convert to fraction form
    1,517,556.30/2,276,334.45 = 395,625.30/x
  3. Step 3: Cross multiply
    1,517,556.30x = 2,276,334.45 × 395,625.30
  4. Step 4: Simplify right side
    1,517,556.30x = 900,575,499,681.59
  5. Step 5: Solve for x
    x = 900,575,499,681.59/1,517,556.30
  6. Step 6: Final answer
    x = 593,437.95

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.