Home / 928,158.02-1,392,238.14-254,245.13

Finding the Fourth Proportional to 928,158.02, 1,392,238.14 and 254,245.13

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Solution

The fourth proportional to 928,158.02, 1,392,238.14 and 254,245.13 is: 381,368.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,158.02 : 1,392,238.14 = 254,245.13 : x
  2. Step 2: Convert to fraction form
    928,158.02/1,392,238.14 = 254,245.13/x
  3. Step 3: Cross multiply
    928,158.02x = 1,392,238.14 × 254,245.13
  4. Step 4: Simplify right side
    928,158.02x = 353,969,766,811.99
  5. Step 5: Solve for x
    x = 353,969,766,811.99/928,158.02
  6. Step 6: Final answer
    x = 381,368.00

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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.