Home / 386,240.05-533,017.67-214,165.27

Finding the Fourth Proportional to 386,240.05, 533,017.67 and 214,165.27

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Solution

The fourth proportional to 386,240.05, 533,017.67 and 214,165.27 is: 295,551.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,240.05 : 533,017.67 = 214,165.27 : x
  2. Step 2: Convert to fraction form
    386,240.05/533,017.67 = 214,165.27/x
  3. Step 3: Cross multiply
    386,240.05x = 533,017.67 × 214,165.27
  4. Step 4: Simplify right side
    386,240.05x = 114,153,873,210.32
  5. Step 5: Solve for x
    x = 114,153,873,210.32/386,240.05
  6. Step 6: Final answer
    x = 295,551.62

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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.