Home / 336,439.47-464,358.52-193,278.45

Finding the Fourth Proportional to 336,439.47, 464,358.52 and 193,278.45

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Solution

The fourth proportional to 336,439.47, 464,358.52 and 193,278.45 is: 266,765.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,439.47 : 464,358.52 = 193,278.45 : x
  2. Step 2: Convert to fraction form
    336,439.47/464,358.52 = 193,278.45/x
  3. Step 3: Cross multiply
    336,439.47x = 464,358.52 × 193,278.45
  4. Step 4: Simplify right side
    336,439.47x = 89,750,496,972.84
  5. Step 5: Solve for x
    x = 89,750,496,972.84/336,439.47
  6. Step 6: Final answer
    x = 266,765.66

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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.