Home / 386,233.13-533,033.10-214,168.20

Finding the Fourth Proportional to 386,233.13, 533,033.10 and 214,168.20

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Solution

The fourth proportional to 386,233.13, 533,033.10 and 214,168.20 is: 295,569.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,233.13 : 533,033.10 = 214,168.20 : x
  2. Step 2: Convert to fraction form
    386,233.13/533,033.10 = 214,168.20/x
  3. Step 3: Cross multiply
    386,233.13x = 533,033.10 × 214,168.20
  4. Step 4: Simplify right side
    386,233.13x = 114,158,739,567.42
  5. Step 5: Solve for x
    x = 114,158,739,567.42/386,233.13
  6. Step 6: Final answer
    x = 295,569.52

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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.