Home / 427,387.14-589,776.24-236,388.34

Finding the Fourth Proportional to 427,387.14, 589,776.24 and 236,388.34

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Solution

The fourth proportional to 427,387.14, 589,776.24 and 236,388.34 is: 326,205.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,387.14 : 589,776.24 = 236,388.34 : x
  2. Step 2: Convert to fraction form
    427,387.14/589,776.24 = 236,388.34/x
  3. Step 3: Cross multiply
    427,387.14x = 589,776.24 × 236,388.34
  4. Step 4: Simplify right side
    427,387.14x = 139,416,226,345.04
  5. Step 5: Solve for x
    x = 139,416,226,345.04/427,387.14
  6. Step 6: Final answer
    x = 326,205.95

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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.