Home / 401,588.96-554,197.04-220,301.24

Finding the Fourth Proportional to 401,588.96, 554,197.04 and 220,301.24

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Solution

The fourth proportional to 401,588.96, 554,197.04 and 220,301.24 is: 304,018.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,588.96 : 554,197.04 = 220,301.24 : x
  2. Step 2: Convert to fraction form
    401,588.96/554,197.04 = 220,301.24/x
  3. Step 3: Cross multiply
    401,588.96x = 554,197.04 × 220,301.24
  4. Step 4: Simplify right side
    401,588.96x = 122,090,295,116.33
  5. Step 5: Solve for x
    x = 122,090,295,116.33/401,588.96
  6. Step 6: Final answer
    x = 304,018.06

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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.