Home / 703,490.60-1,055,228.11-171,012.14

Finding the Fourth Proportional to 703,490.60, 1,055,228.11 and 171,012.14

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Solution

The fourth proportional to 703,490.60, 1,055,228.11 and 171,012.14 is: 256,516.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,490.60 : 1,055,228.11 = 171,012.14 : x
  2. Step 2: Convert to fraction form
    703,490.60/1,055,228.11 = 171,012.14/x
  3. Step 3: Cross multiply
    703,490.60x = 1,055,228.11 × 171,012.14
  4. Step 4: Simplify right side
    703,490.60x = 180,456,811,148.05
  5. Step 5: Solve for x
    x = 180,456,811,148.05/703,490.60
  6. Step 6: Final answer
    x = 256,516.31

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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.