Home / 899,116.88-1,349,093.88-393,611.27

Finding the Fourth Proportional to 899,116.88, 1,349,093.88 and 393,611.27

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Solution

The fourth proportional to 899,116.88, 1,349,093.88 and 393,611.27 is: 590,600.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,116.88 : 1,349,093.88 = 393,611.27 : x
  2. Step 2: Convert to fraction form
    899,116.88/1,349,093.88 = 393,611.27/x
  3. Step 3: Cross multiply
    899,116.88x = 1,349,093.88 × 393,611.27
  4. Step 4: Simplify right side
    899,116.88x = 531,018,548,710.56
  5. Step 5: Solve for x
    x = 531,018,548,710.56/899,116.88
  6. Step 6: Final answer
    x = 590,600.14

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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.