Home / 639,374.01-959,052.66-183,977.12

Finding the Fourth Proportional to 639,374.01, 959,052.66 and 183,977.12

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Solution

The fourth proportional to 639,374.01, 959,052.66 and 183,977.12 is: 275,963.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,374.01 : 959,052.66 = 183,977.12 : x
  2. Step 2: Convert to fraction form
    639,374.01/959,052.66 = 183,977.12/x
  3. Step 3: Cross multiply
    639,374.01x = 959,052.66 × 183,977.12
  4. Step 4: Simplify right side
    639,374.01x = 176,443,748,022.86
  5. Step 5: Solve for x
    x = 176,443,748,022.86/639,374.01
  6. Step 6: Final answer
    x = 275,963.28

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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.