Home / 850,710.60-1,276,065.72-251,625.06

Finding the Fourth Proportional to 850,710.60, 1,276,065.72 and 251,625.06

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Solution

The fourth proportional to 850,710.60, 1,276,065.72 and 251,625.06 is: 377,437.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,710.60 : 1,276,065.72 = 251,625.06 : x
  2. Step 2: Convert to fraction form
    850,710.60/1,276,065.72 = 251,625.06/x
  3. Step 3: Cross multiply
    850,710.60x = 1,276,065.72 × 251,625.06
  4. Step 4: Simplify right side
    850,710.60x = 321,090,113,358.94
  5. Step 5: Solve for x
    x = 321,090,113,358.94/850,710.60
  6. Step 6: Final answer
    x = 377,437.54

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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.