Home / 386,537.98-533,426.82-214,459.12

Finding the Fourth Proportional to 386,537.98, 533,426.82 and 214,459.12

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Solution

The fourth proportional to 386,537.98, 533,426.82 and 214,459.12 is: 295,956.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,537.98 : 533,426.82 = 214,459.12 : x
  2. Step 2: Convert to fraction form
    386,537.98/533,426.82 = 214,459.12/x
  3. Step 3: Cross multiply
    386,537.98x = 533,426.82 × 214,459.12
  4. Step 4: Simplify right side
    386,537.98x = 114,398,246,401.60
  5. Step 5: Solve for x
    x = 114,398,246,401.60/386,537.98
  6. Step 6: Final answer
    x = 295,956.03

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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.