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Finding the Fourth Proportional to 541,624.34, 812,370.89 and 275,575.79

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Solution

The fourth proportional to 541,624.34, 812,370.89 and 275,575.79 is: 413,330.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,624.34 : 812,370.89 = 275,575.79 : x
  2. Step 2: Convert to fraction form
    541,624.34/812,370.89 = 275,575.79/x
  3. Step 3: Cross multiply
    541,624.34x = 812,370.89 × 275,575.79
  4. Step 4: Simplify right side
    541,624.34x = 223,869,752,504.62
  5. Step 5: Solve for x
    x = 223,869,752,504.62/541,624.34
  6. Step 6: Final answer
    x = 413,330.30

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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.