Home / 941,370.60-1,299,104.58-511,650.60

Finding the Fourth Proportional to 941,370.60, 1,299,104.58 and 511,650.60

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Solution

The fourth proportional to 941,370.60, 1,299,104.58 and 511,650.60 is: 706,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,370.60 : 1,299,104.58 = 511,650.60 : x
  2. Step 2: Convert to fraction form
    941,370.60/1,299,104.58 = 511,650.60/x
  3. Step 3: Cross multiply
    941,370.60x = 1,299,104.58 × 511,650.60
  4. Step 4: Simplify right side
    941,370.60x = 664,687,637,819.75
  5. Step 5: Solve for x
    x = 664,687,637,819.75/941,370.60
  6. Step 6: Final answer
    x = 706,084.98

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1.5x scale

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.