Home / 850,829.82-1,174,130.04-463,648.62

Finding the Fourth Proportional to 850,829.82, 1,174,130.04 and 463,648.62

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Solution

The fourth proportional to 850,829.82, 1,174,130.04 and 463,648.62 is: 639,826.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,829.82 : 1,174,130.04 = 463,648.62 : x
  2. Step 2: Convert to fraction form
    850,829.82/1,174,130.04 = 463,648.62/x
  3. Step 3: Cross multiply
    850,829.82x = 1,174,130.04 × 463,648.62
  4. Step 4: Simplify right side
    850,829.82x = 544,383,772,746.55
  5. Step 5: Solve for x
    x = 544,383,772,746.55/850,829.82
  6. Step 6: Final answer
    x = 639,826.86

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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.