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Finding the Fourth Proportional to 624,154.80, 936,232.20 and 584,788.80

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Solution

The fourth proportional to 624,154.80, 936,232.20 and 584,788.80 is: 877,183.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,154.80 : 936,232.20 = 584,788.80 : x
  2. Step 2: Convert to fraction form
    624,154.80/936,232.20 = 584,788.80/x
  3. Step 3: Cross multiply
    624,154.80x = 936,232.20 × 584,788.80
  4. Step 4: Simplify right side
    624,154.80x = 547,498,104,759.36
  5. Step 5: Solve for x
    x = 547,498,104,759.36/624,154.80
  6. Step 6: Final answer
    x = 877,183.20

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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.