Home / 785,886.56-1,084,615.64-441,722.96

Finding the Fourth Proportional to 785,886.56, 1,084,615.64 and 441,722.96

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Solution

The fourth proportional to 785,886.56, 1,084,615.64 and 441,722.96 is: 609,629.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,886.56 : 1,084,615.64 = 441,722.96 : x
  2. Step 2: Convert to fraction form
    785,886.56/1,084,615.64 = 441,722.96/x
  3. Step 3: Cross multiply
    785,886.56x = 1,084,615.64 × 441,722.96
  4. Step 4: Simplify right side
    785,886.56x = 479,099,630,963.09
  5. Step 5: Solve for x
    x = 479,099,630,963.09/785,886.56
  6. Step 6: Final answer
    x = 609,629.50

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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.