Home / 850,361.64-1,272,546.54-530,663.88

Finding the Fourth Proportional to 850,361.64, 1,272,546.54 and 530,663.88

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Solution

The fourth proportional to 850,361.64, 1,272,546.54 and 530,663.88 is: 794,126.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,361.64 : 1,272,546.54 = 530,663.88 : x
  2. Step 2: Convert to fraction form
    850,361.64/1,272,546.54 = 530,663.88/x
  3. Step 3: Cross multiply
    850,361.64x = 1,272,546.54 × 530,663.88
  4. Step 4: Simplify right side
    850,361.64x = 675,294,484,396.98
  5. Step 5: Solve for x
    x = 675,294,484,396.98/850,361.64
  6. Step 6: Final answer
    x = 794,126.23

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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.