Home / 386,308.64-533,217.03-233,322.53

Finding the Fourth Proportional to 386,308.64, 533,217.03 and 233,322.53

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Solution

The fourth proportional to 386,308.64, 533,217.03 and 233,322.53 is: 322,052.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,308.64 : 533,217.03 = 233,322.53 : x
  2. Step 2: Convert to fraction form
    386,308.64/533,217.03 = 233,322.53/x
  3. Step 3: Cross multiply
    386,308.64x = 533,217.03 × 233,322.53
  4. Step 4: Simplify right side
    386,308.64x = 124,411,542,937.64
  5. Step 5: Solve for x
    x = 124,411,542,937.64/386,308.64
  6. Step 6: Final answer
    x = 322,052.19

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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.