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Finding the Fourth Proportional to 538,705.44, 808,058.16 and 183,722.54

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Solution

The fourth proportional to 538,705.44, 808,058.16 and 183,722.54 is: 275,583.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,705.44 : 808,058.16 = 183,722.54 : x
  2. Step 2: Convert to fraction form
    538,705.44/808,058.16 = 183,722.54/x
  3. Step 3: Cross multiply
    538,705.44x = 808,058.16 × 183,722.54
  4. Step 4: Simplify right side
    538,705.44x = 148,458,493,582.64
  5. Step 5: Solve for x
    x = 148,458,493,582.64/538,705.44
  6. Step 6: Final answer
    x = 275,583.80

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.