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Finding the Fourth Proportional to 534,626.60, 801,899.80 and 155,550.24

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Solution

The fourth proportional to 534,626.60, 801,899.80 and 155,550.24 is: 233,313.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,626.60 : 801,899.80 = 155,550.24 : x
  2. Step 2: Convert to fraction form
    534,626.60/801,899.80 = 155,550.24/x
  3. Step 3: Cross multiply
    534,626.60x = 801,899.80 × 155,550.24
  4. Step 4: Simplify right side
    534,626.60x = 124,735,705,957.08
  5. Step 5: Solve for x
    x = 124,735,705,957.08/534,626.60
  6. Step 6: Final answer
    x = 233,313.69

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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.