Home / 1,538,793.45-2,308,190.18-416,862.45

Finding the Fourth Proportional to 1,538,793.45, 2,308,190.18 and 416,862.45

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Solution

The fourth proportional to 1,538,793.45, 2,308,190.18 and 416,862.45 is: 625,293.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,793.45 : 2,308,190.18 = 416,862.45 : x
  2. Step 2: Convert to fraction form
    1,538,793.45/2,308,190.18 = 416,862.45/x
  3. Step 3: Cross multiply
    1,538,793.45x = 2,308,190.18 × 416,862.45
  4. Step 4: Simplify right side
    1,538,793.45x = 962,197,811,416.43
  5. Step 5: Solve for x
    x = 962,197,811,416.43/1,538,793.45
  6. Step 6: Final answer
    x = 625,293.68

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Double scale
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Similar ratio
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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.