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Finding the Fourth Proportional to 304,305.30, 456,736.95 and 154,649.70

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Solution

The fourth proportional to 304,305.30, 456,736.95 and 154,649.70 is: 232,116.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,305.30 : 456,736.95 = 154,649.70 : x
  2. Step 2: Convert to fraction form
    304,305.30/456,736.95 = 154,649.70/x
  3. Step 3: Cross multiply
    304,305.30x = 456,736.95 × 154,649.70
  4. Step 4: Simplify right side
    304,305.30x = 70,634,232,296.42
  5. Step 5: Solve for x
    x = 70,634,232,296.42/304,305.30
  6. Step 6: Final answer
    x = 232,116.34

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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.