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Finding the Fourth Proportional to 665,301.10, 997,951.65 and 244,522.30

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Solution

The fourth proportional to 665,301.10, 997,951.65 and 244,522.30 is: 366,783.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,301.10 : 997,951.65 = 244,522.30 : x
  2. Step 2: Convert to fraction form
    665,301.10/997,951.65 = 244,522.30/x
  3. Step 3: Cross multiply
    665,301.10x = 997,951.65 × 244,522.30
  4. Step 4: Simplify right side
    665,301.10x = 244,021,432,746.80
  5. Step 5: Solve for x
    x = 244,021,432,746.80/665,301.10
  6. Step 6: Final answer
    x = 366,783.45

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Double scale
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Similar ratio
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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.