Home / 306,910.44-423,557.67-186,056.82

Finding the Fourth Proportional to 306,910.44, 423,557.67 and 186,056.82

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Solution

The fourth proportional to 306,910.44, 423,557.67 and 186,056.82 is: 256,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,910.44 : 423,557.67 = 186,056.82 : x
  2. Step 2: Convert to fraction form
    306,910.44/423,557.67 = 186,056.82/x
  3. Step 3: Cross multiply
    306,910.44x = 423,557.67 × 186,056.82
  4. Step 4: Simplify right side
    306,910.44x = 78,805,793,166.81
  5. Step 5: Solve for x
    x = 78,805,793,166.81/306,910.44
  6. Step 6: Final answer
    x = 256,771.30

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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.