Home / 353,266.59-487,497.46-200,318.75

Finding the Fourth Proportional to 353,266.59, 487,497.46 and 200,318.75

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Solution

The fourth proportional to 353,266.59, 487,497.46 and 200,318.75 is: 276,433.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,266.59 : 487,497.46 = 200,318.75 : x
  2. Step 2: Convert to fraction form
    353,266.59/487,497.46 = 200,318.75/x
  3. Step 3: Cross multiply
    353,266.59x = 487,497.46 × 200,318.75
  4. Step 4: Simplify right side
    353,266.59x = 97,654,881,815.38
  5. Step 5: Solve for x
    x = 97,654,881,815.38/353,266.59
  6. Step 6: Final answer
    x = 276,433.96

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1.5x scale

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.