Home / 319,179.76-440,507.94-183,256.27

Finding the Fourth Proportional to 319,179.76, 440,507.94 and 183,256.27

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Solution

The fourth proportional to 319,179.76, 440,507.94 and 183,256.27 is: 252,916.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,179.76 : 440,507.94 = 183,256.27 : x
  2. Step 2: Convert to fraction form
    319,179.76/440,507.94 = 183,256.27/x
  3. Step 3: Cross multiply
    319,179.76x = 440,507.94 × 183,256.27
  4. Step 4: Simplify right side
    319,179.76x = 80,725,841,989.78
  5. Step 5: Solve for x
    x = 80,725,841,989.78/319,179.76
  6. Step 6: Final answer
    x = 252,916.54

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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.