Home / 763,601.46-1,145,651.34-364,190.34

Finding the Fourth Proportional to 763,601.46, 1,145,651.34 and 364,190.34

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Solution

The fourth proportional to 763,601.46, 1,145,651.34 and 364,190.34 is: 546,404.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,601.46 : 1,145,651.34 = 364,190.34 : x
  2. Step 2: Convert to fraction form
    763,601.46/1,145,651.34 = 364,190.34/x
  3. Step 3: Cross multiply
    763,601.46x = 1,145,651.34 × 364,190.34
  4. Step 4: Simplify right side
    763,601.46x = 417,235,150,253.67
  5. Step 5: Solve for x
    x = 417,235,150,253.67/763,601.46
  6. Step 6: Final answer
    x = 546,404.34

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Double scale
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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.