Home / 1,096,173.64-1,644,258.30-413,188.12

Finding the Fourth Proportional to 1,096,173.64, 1,644,258.30 and 413,188.12

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Solution

The fourth proportional to 1,096,173.64, 1,644,258.30 and 413,188.12 is: 619,781.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,173.64 : 1,644,258.30 = 413,188.12 : x
  2. Step 2: Convert to fraction form
    1,096,173.64/1,644,258.30 = 413,188.12/x
  3. Step 3: Cross multiply
    1,096,173.64x = 1,644,258.30 × 413,188.12
  4. Step 4: Simplify right side
    1,096,173.64x = 679,387,995,771.40
  5. Step 5: Solve for x
    x = 679,387,995,771.40/1,096,173.64
  6. Step 6: Final answer
    x = 619,781.37

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Double scale
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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.