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Finding the Fourth Proportional to 4,906,658.10, 7,359,987.15 and 1,494,938.10

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Solution

The fourth proportional to 4,906,658.10, 7,359,987.15 and 1,494,938.10 is: 2,242,407.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906,658.10 : 7,359,987.15 = 1,494,938.10 : x
  2. Step 2: Convert to fraction form
    4,906,658.10/7,359,987.15 = 1,494,938.10/x
  3. Step 3: Cross multiply
    4,906,658.10x = 7,359,987.15 × 1,494,938.10
  4. Step 4: Simplify right side
    4,906,658.10x = 11,002,725,206,045.42
  5. Step 5: Solve for x
    x = 11,002,725,206,045.42/4,906,658.10
  6. Step 6: Final answer
    x = 2,242,407.15

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Double scale
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Similar ratio
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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.