Home / 322,071.42-444,478.68-186,130.26

Finding the Fourth Proportional to 322,071.42, 444,478.68 and 186,130.26

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Solution

The fourth proportional to 322,071.42, 444,478.68 and 186,130.26 is: 256,871.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,071.42 : 444,478.68 = 186,130.26 : x
  2. Step 2: Convert to fraction form
    322,071.42/444,478.68 = 186,130.26/x
  3. Step 3: Cross multiply
    322,071.42x = 444,478.68 × 186,130.26
  4. Step 4: Simplify right side
    322,071.42x = 82,730,932,272.86
  5. Step 5: Solve for x
    x = 82,730,932,272.86/322,071.42
  6. Step 6: Final answer
    x = 256,871.39

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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.