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Finding the Fourth Proportional to 624,015.60, 936,023.40 and 599,521.20

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Solution

The fourth proportional to 624,015.60, 936,023.40 and 599,521.20 is: 899,281.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,015.60 : 936,023.40 = 599,521.20 : x
  2. Step 2: Convert to fraction form
    624,015.60/936,023.40 = 599,521.20/x
  3. Step 3: Cross multiply
    624,015.60x = 936,023.40 × 599,521.20
  4. Step 4: Simplify right side
    624,015.60x = 561,165,871,996.08
  5. Step 5: Solve for x
    x = 561,165,871,996.08/624,015.60
  6. Step 6: Final answer
    x = 899,281.80

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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.