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Finding the Fourth Proportional to 662,564.40, 993,846.60 and 590,679.60

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Solution

The fourth proportional to 662,564.40, 993,846.60 and 590,679.60 is: 886,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,564.40 : 993,846.60 = 590,679.60 : x
  2. Step 2: Convert to fraction form
    662,564.40/993,846.60 = 590,679.60/x
  3. Step 3: Cross multiply
    662,564.40x = 993,846.60 × 590,679.60
  4. Step 4: Simplify right side
    662,564.40x = 587,044,912,149.36
  5. Step 5: Solve for x
    x = 587,044,912,149.36/662,564.40
  6. Step 6: Final answer
    x = 886,019.40

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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.