Home / 319,178.76-440,506.56-183,255.27

Finding the Fourth Proportional to 319,178.76, 440,506.56 and 183,255.27

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Solution

The fourth proportional to 319,178.76, 440,506.56 and 183,255.27 is: 252,915.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,178.76 : 440,506.56 = 183,255.27 : x
  2. Step 2: Convert to fraction form
    319,178.76/440,506.56 = 183,255.27/x
  3. Step 3: Cross multiply
    319,178.76x = 440,506.56 × 183,255.27
  4. Step 4: Simplify right side
    319,178.76x = 80,725,148,589.57
  5. Step 5: Solve for x
    x = 80,725,148,589.57/319,178.76
  6. Step 6: Final answer
    x = 252,915.16

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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.