Home / 689,558.60-1,032,005.10-605,577.80

Finding the Fourth Proportional to 689,558.60, 1,032,005.10 and 605,577.80

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Solution

The fourth proportional to 689,558.60, 1,032,005.10 and 605,577.80 is: 906,318.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,558.60 : 1,032,005.10 = 605,577.80 : x
  2. Step 2: Convert to fraction form
    689,558.60/1,032,005.10 = 605,577.80/x
  3. Step 3: Cross multiply
    689,558.60x = 1,032,005.10 × 605,577.80
  4. Step 4: Simplify right side
    689,558.60x = 624,959,378,046.78
  5. Step 5: Solve for x
    x = 624,959,378,046.78/689,558.60
  6. Step 6: Final answer
    x = 906,318.01

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1.5x scale

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.