Home / 418,021.04-576,868.53-227,033.07

Finding the Fourth Proportional to 418,021.04, 576,868.53 and 227,033.07

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Solution

The fourth proportional to 418,021.04, 576,868.53 and 227,033.07 is: 313,305.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,021.04 : 576,868.53 = 227,033.07 : x
  2. Step 2: Convert to fraction form
    418,021.04/576,868.53 = 227,033.07/x
  3. Step 3: Cross multiply
    418,021.04x = 576,868.53 × 227,033.07
  4. Step 4: Simplify right side
    418,021.04x = 130,968,233,352.29
  5. Step 5: Solve for x
    x = 130,968,233,352.29/418,021.04
  6. Step 6: Final answer
    x = 313,305.36

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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.