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Finding the Fourth Proportional to 534,200.85, 801,001.74 and 365,911.20

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Solution

The fourth proportional to 534,200.85, 801,001.74 and 365,911.20 is: 548,661.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,200.85 : 801,001.74 = 365,911.20 : x
  2. Step 2: Convert to fraction form
    534,200.85/801,001.74 = 365,911.20/x
  3. Step 3: Cross multiply
    534,200.85x = 801,001.74 × 365,911.20
  4. Step 4: Simplify right side
    534,200.85x = 293,095,507,885.49
  5. Step 5: Solve for x
    x = 293,095,507,885.49/534,200.85
  6. Step 6: Final answer
    x = 548,661.63

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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.