Home / 616,110.80-923,766.60-261,028.40

Finding the Fourth Proportional to 616,110.80, 923,766.60 and 261,028.40

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Solution

The fourth proportional to 616,110.80, 923,766.60 and 261,028.40 is: 391,373.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,110.80 : 923,766.60 = 261,028.40 : x
  2. Step 2: Convert to fraction form
    616,110.80/923,766.60 = 261,028.40/x
  3. Step 3: Cross multiply
    616,110.80x = 923,766.60 × 261,028.40
  4. Step 4: Simplify right side
    616,110.80x = 241,129,317,571.44
  5. Step 5: Solve for x
    x = 241,129,317,571.44/616,110.80
  6. Step 6: Final answer
    x = 391,373.30

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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.