Home / 850,886.37-1,174,223.39-463,701.90

Finding the Fourth Proportional to 850,886.37, 1,174,223.39 and 463,701.90

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Solution

The fourth proportional to 850,886.37, 1,174,223.39 and 463,701.90 is: 639,908.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,886.37 : 1,174,223.39 = 463,701.90 : x
  2. Step 2: Convert to fraction form
    850,886.37/1,174,223.39 = 463,701.90/x
  3. Step 3: Cross multiply
    850,886.37x = 1,174,223.39 × 463,701.90
  4. Step 4: Simplify right side
    850,886.37x = 544,489,616,359.75
  5. Step 5: Solve for x
    x = 544,489,616,359.75/850,886.37
  6. Step 6: Final answer
    x = 639,908.73

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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.