Home / 451,961.68-623,705.40-248,015.98

Finding the Fourth Proportional to 451,961.68, 623,705.40 and 248,015.98

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Solution

The fourth proportional to 451,961.68, 623,705.40 and 248,015.98 is: 342,261.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,961.68 : 623,705.40 = 248,015.98 : x
  2. Step 2: Convert to fraction form
    451,961.68/623,705.40 = 248,015.98/x
  3. Step 3: Cross multiply
    451,961.68x = 623,705.40 × 248,015.98
  4. Step 4: Simplify right side
    451,961.68x = 154,688,906,012.29
  5. Step 5: Solve for x
    x = 154,688,906,012.29/451,961.68
  6. Step 6: Final answer
    x = 342,261.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.