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Finding the Fourth Proportional to 525,103.40, 786,747.90 and 244,044.20

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Solution

The fourth proportional to 525,103.40, 786,747.90 and 244,044.20 is: 365,644.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,103.40 : 786,747.90 = 244,044.20 : x
  2. Step 2: Convert to fraction form
    525,103.40/786,747.90 = 244,044.20/x
  3. Step 3: Cross multiply
    525,103.40x = 786,747.90 × 244,044.20
  4. Step 4: Simplify right side
    525,103.40x = 192,001,261,857.18
  5. Step 5: Solve for x
    x = 192,001,261,857.18/525,103.40
  6. Step 6: Final answer
    x = 365,644.67

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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.