Home / 801,735.60-1,106,410.96-439,159.44

Finding the Fourth Proportional to 801,735.60, 1,106,410.96 and 439,159.44

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Solution

The fourth proportional to 801,735.60, 1,106,410.96 and 439,159.44 is: 606,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,735.60 : 1,106,410.96 = 439,159.44 : x
  2. Step 2: Convert to fraction form
    801,735.60/1,106,410.96 = 439,159.44/x
  3. Step 3: Cross multiply
    801,735.60x = 1,106,410.96 × 439,159.44
  4. Step 4: Simplify right side
    801,735.60x = 485,890,817,603.46
  5. Step 5: Solve for x
    x = 485,890,817,603.46/801,735.60
  6. Step 6: Final answer
    x = 606,048.70

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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.