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Finding the Fourth Proportional to 662,516.40, 993,774.60 and 598,234.80

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Solution

The fourth proportional to 662,516.40, 993,774.60 and 598,234.80 is: 897,352.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,516.40 : 993,774.60 = 598,234.80 : x
  2. Step 2: Convert to fraction form
    662,516.40/993,774.60 = 598,234.80/x
  3. Step 3: Cross multiply
    662,516.40x = 993,774.60 × 598,234.80
  4. Step 4: Simplify right side
    662,516.40x = 594,510,549,076.08
  5. Step 5: Solve for x
    x = 594,510,549,076.08/662,516.40
  6. Step 6: Final answer
    x = 897,352.20

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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.