Home / 322,443.51-444,936.69-186,456.93

Finding the Fourth Proportional to 322,443.51, 444,936.69 and 186,456.93

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Solution

The fourth proportional to 322,443.51, 444,936.69 and 186,456.93 is: 257,290.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,443.51 : 444,936.69 = 186,456.93 : x
  2. Step 2: Convert to fraction form
    322,443.51/444,936.69 = 186,456.93/x
  3. Step 3: Cross multiply
    322,443.51x = 444,936.69 × 186,456.93
  4. Step 4: Simplify right side
    322,443.51x = 82,961,529,261.76
  5. Step 5: Solve for x
    x = 82,961,529,261.76/322,443.51
  6. Step 6: Final answer
    x = 257,290.12

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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.