Home / 417,718.05-576,435.49-226,727.34

Finding the Fourth Proportional to 417,718.05, 576,435.49 and 226,727.34

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Solution

The fourth proportional to 417,718.05, 576,435.49 and 226,727.34 is: 312,875.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,718.05 : 576,435.49 = 226,727.34 : x
  2. Step 2: Convert to fraction form
    417,718.05/576,435.49 = 226,727.34/x
  3. Step 3: Cross multiply
    417,718.05x = 576,435.49 × 226,727.34
  4. Step 4: Simplify right side
    417,718.05x = 130,693,685,329.30
  5. Step 5: Solve for x
    x = 130,693,685,329.30/417,718.05
  6. Step 6: Final answer
    x = 312,875.36

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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.