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Finding the Fourth Proportional to 534,864.40, 802,296.60 and 335,798.80

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Solution

The fourth proportional to 534,864.40, 802,296.60 and 335,798.80 is: 503,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,864.40 : 802,296.60 = 335,798.80 : x
  2. Step 2: Convert to fraction form
    534,864.40/802,296.60 = 335,798.80/x
  3. Step 3: Cross multiply
    534,864.40x = 802,296.60 × 335,798.80
  4. Step 4: Simplify right side
    534,864.40x = 269,410,235,524.08
  5. Step 5: Solve for x
    x = 269,410,235,524.08/534,864.40
  6. Step 6: Final answer
    x = 503,698.20

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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.