Home / 541,388.48-746,944.34-314,990.24

Finding the Fourth Proportional to 541,388.48, 746,944.34 and 314,990.24

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Solution

The fourth proportional to 541,388.48, 746,944.34 and 314,990.24 is: 434,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,388.48 : 746,944.34 = 314,990.24 : x
  2. Step 2: Convert to fraction form
    541,388.48/746,944.34 = 314,990.24/x
  3. Step 3: Cross multiply
    541,388.48x = 746,944.34 × 314,990.24
  4. Step 4: Simplify right side
    541,388.48x = 235,280,176,923.24
  5. Step 5: Solve for x
    x = 235,280,176,923.24/541,388.48
  6. Step 6: Final answer
    x = 434,586.60

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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.