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Finding the Fourth Proportional to 635,066.01, 876,401.01 and 348,612.21

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Solution

The fourth proportional to 635,066.01, 876,401.01 and 348,612.21 is: 481,090.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,066.01 : 876,401.01 = 348,612.21 : x
  2. Step 2: Convert to fraction form
    635,066.01/876,401.01 = 348,612.21/x
  3. Step 3: Cross multiply
    635,066.01x = 876,401.01 × 348,612.21
  4. Step 4: Simplify right side
    635,066.01x = 305,524,092,942.33
  5. Step 5: Solve for x
    x = 305,524,092,942.33/635,066.01
  6. Step 6: Final answer
    x = 481,090.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.