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Finding the Fourth Proportional to 463,669.30, 695,331.15 and 164,034.10

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Solution

The fourth proportional to 463,669.30, 695,331.15 and 164,034.10 is: 245,990.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,669.30 : 695,331.15 = 164,034.10 : x
  2. Step 2: Convert to fraction form
    463,669.30/695,331.15 = 164,034.10/x
  3. Step 3: Cross multiply
    463,669.30x = 695,331.15 × 164,034.10
  4. Step 4: Simplify right side
    463,669.30x = 114,058,019,392.22
  5. Step 5: Solve for x
    x = 114,058,019,392.22/463,669.30
  6. Step 6: Final answer
    x = 245,990.02

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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.