Home / 351,058.38-484,459.11-189,913.05

Finding the Fourth Proportional to 351,058.38, 484,459.11 and 189,913.05

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Solution

The fourth proportional to 351,058.38, 484,459.11 and 189,913.05 is: 262,079.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,058.38 : 484,459.11 = 189,913.05 : x
  2. Step 2: Convert to fraction form
    351,058.38/484,459.11 = 189,913.05/x
  3. Step 3: Cross multiply
    351,058.38x = 484,459.11 × 189,913.05
  4. Step 4: Simplify right side
    351,058.38x = 92,005,107,180.39
  5. Step 5: Solve for x
    x = 92,005,107,180.39/351,058.38
  6. Step 6: Final answer
    x = 262,079.22

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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.