Home / 929,231.10-1,393,846.65-368,192.70

Finding the Fourth Proportional to 929,231.10, 1,393,846.65 and 368,192.70

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Solution

The fourth proportional to 929,231.10, 1,393,846.65 and 368,192.70 is: 552,289.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,231.10 : 1,393,846.65 = 368,192.70 : x
  2. Step 2: Convert to fraction form
    929,231.10/1,393,846.65 = 368,192.70/x
  3. Step 3: Cross multiply
    929,231.10x = 1,393,846.65 × 368,192.70
  4. Step 4: Simplify right side
    929,231.10x = 513,204,161,449.46
  5. Step 5: Solve for x
    x = 513,204,161,449.46/929,231.10
  6. Step 6: Final answer
    x = 552,289.05

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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.