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Finding the Fourth Proportional to 525,101.40, 786,744.90 and 244,042.20

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Solution

The fourth proportional to 525,101.40, 786,744.90 and 244,042.20 is: 365,641.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,101.40 : 786,744.90 = 244,042.20 : x
  2. Step 2: Convert to fraction form
    525,101.40/786,744.90 = 244,042.20/x
  3. Step 3: Cross multiply
    525,101.40x = 786,744.90 × 244,042.20
  4. Step 4: Simplify right side
    525,101.40x = 191,998,956,234.78
  5. Step 5: Solve for x
    x = 191,998,956,234.78/525,101.40
  6. Step 6: Final answer
    x = 365,641.68

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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.