Home / 418,286.04-577,223.10-227,293.08

Finding the Fourth Proportional to 418,286.04, 577,223.10 and 227,293.08

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Solution

The fourth proportional to 418,286.04, 577,223.10 and 227,293.08 is: 313,658.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,286.04 : 577,223.10 = 227,293.08 : x
  2. Step 2: Convert to fraction form
    418,286.04/577,223.10 = 227,293.08/x
  3. Step 3: Cross multiply
    418,286.04x = 577,223.10 × 227,293.08
  4. Step 4: Simplify right side
    418,286.04x = 131,198,816,246.15
  5. Step 5: Solve for x
    x = 131,198,816,246.15/418,286.04
  6. Step 6: Final answer
    x = 313,658.13

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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.