Home / 830,093.24-1,245,021.48-261,459.59

Finding the Fourth Proportional to 830,093.24, 1,245,021.48 and 261,459.59

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Solution

The fourth proportional to 830,093.24, 1,245,021.48 and 261,459.59 is: 392,152.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,093.24 : 1,245,021.48 = 261,459.59 : x
  2. Step 2: Convert to fraction form
    830,093.24/1,245,021.48 = 261,459.59/x
  3. Step 3: Cross multiply
    830,093.24x = 1,245,021.48 × 261,459.59
  4. Step 4: Simplify right side
    830,093.24x = 325,522,799,476.89
  5. Step 5: Solve for x
    x = 325,522,799,476.89/830,093.24
  6. Step 6: Final answer
    x = 392,152.09

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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.