Home / 824,114.49-1,236,123.85-247,725.32

Finding the Fourth Proportional to 824,114.49, 1,236,123.85 and 247,725.32

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Solution

The fourth proportional to 824,114.49, 1,236,123.85 and 247,725.32 is: 371,573.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,114.49 : 1,236,123.85 = 247,725.32 : x
  2. Step 2: Convert to fraction form
    824,114.49/1,236,123.85 = 247,725.32/x
  3. Step 3: Cross multiply
    824,114.49x = 1,236,123.85 × 247,725.32
  4. Step 4: Simplify right side
    824,114.49x = 306,219,179,700.85
  5. Step 5: Solve for x
    x = 306,219,179,700.85/824,114.49
  6. Step 6: Final answer
    x = 371,573.59

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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.