Home / 956,857.60-1,435,286.40-658,259.20

Finding the Fourth Proportional to 956,857.60, 1,435,286.40 and 658,259.20

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Solution

The fourth proportional to 956,857.60, 1,435,286.40 and 658,259.20 is: 987,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,857.60 : 1,435,286.40 = 658,259.20 : x
  2. Step 2: Convert to fraction form
    956,857.60/1,435,286.40 = 658,259.20/x
  3. Step 3: Cross multiply
    956,857.60x = 1,435,286.40 × 658,259.20
  4. Step 4: Simplify right side
    956,857.60x = 944,790,477,434.88
  5. Step 5: Solve for x
    x = 944,790,477,434.88/956,857.60
  6. Step 6: Final answer
    x = 987,388.80

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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.