Home / 302,297.27-417,180.17-173,260.47

Finding the Fourth Proportional to 302,297.27, 417,180.17 and 173,260.47

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Solution

The fourth proportional to 302,297.27, 417,180.17 and 173,260.47 is: 239,105.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,297.27 : 417,180.17 = 173,260.47 : x
  2. Step 2: Convert to fraction form
    302,297.27/417,180.17 = 173,260.47/x
  3. Step 3: Cross multiply
    302,297.27x = 417,180.17 × 173,260.47
  4. Step 4: Simplify right side
    302,297.27x = 72,280,831,979.82
  5. Step 5: Solve for x
    x = 72,280,831,979.82/302,297.27
  6. Step 6: Final answer
    x = 239,105.15

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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.