Home / 935,863.20-1,403,103.60-374,608.80

Finding the Fourth Proportional to 935,863.20, 1,403,103.60 and 374,608.80

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Solution

The fourth proportional to 935,863.20, 1,403,103.60 and 374,608.80 is: 561,636.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,863.20 : 1,403,103.60 = 374,608.80 : x
  2. Step 2: Convert to fraction form
    935,863.20/1,403,103.60 = 374,608.80/x
  3. Step 3: Cross multiply
    935,863.20x = 1,403,103.60 × 374,608.80
  4. Step 4: Simplify right side
    935,863.20x = 525,614,955,871.68
  5. Step 5: Solve for x
    x = 525,614,955,871.68/935,863.20
  6. Step 6: Final answer
    x = 561,636.53

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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.