Home / 386,499.57-533,374.91-233,516.49

Finding the Fourth Proportional to 386,499.57, 533,374.91 and 233,516.49

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Solution

The fourth proportional to 386,499.57, 533,374.91 and 233,516.49 is: 322,256.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,499.57 : 533,374.91 = 233,516.49 : x
  2. Step 2: Convert to fraction form
    386,499.57/533,374.91 = 233,516.49/x
  3. Step 3: Cross multiply
    386,499.57x = 533,374.91 × 233,516.49
  4. Step 4: Simplify right side
    386,499.57x = 124,551,835,669.68
  5. Step 5: Solve for x
    x = 124,551,835,669.68/386,499.57
  6. Step 6: Final answer
    x = 322,256.08

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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.