Home / 621,747.84-933,014.20-356,027.34

Finding the Fourth Proportional to 621,747.84, 933,014.20 and 356,027.34

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Solution

The fourth proportional to 621,747.84, 933,014.20 and 356,027.34 is: 534,265.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,747.84 : 933,014.20 = 356,027.34 : x
  2. Step 2: Convert to fraction form
    621,747.84/933,014.20 = 356,027.34/x
  3. Step 3: Cross multiply
    621,747.84x = 933,014.20 × 356,027.34
  4. Step 4: Simplify right side
    621,747.84x = 332,178,563,808.23
  5. Step 5: Solve for x
    x = 332,178,563,808.23/621,747.84
  6. Step 6: Final answer
    x = 534,265.73

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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.