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Finding the Fourth Proportional to 746,706.20, 1,118,504.10 and 746,706.20

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Solution

The fourth proportional to 746,706.20, 1,118,504.10 and 746,706.20 is: 1,118,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,706.20 : 1,118,504.10 = 746,706.20 : x
  2. Step 2: Convert to fraction form
    746,706.20/1,118,504.10 = 746,706.20/x
  3. Step 3: Cross multiply
    746,706.20x = 1,118,504.10 × 746,706.20
  4. Step 4: Simplify right side
    746,706.20x = 835,193,946,195.42
  5. Step 5: Solve for x
    x = 835,193,946,195.42/746,706.20
  6. Step 6: Final answer
    x = 1,118,504.10

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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.