Home / 339,815.10-468,956.86-186,864.96

Finding the Fourth Proportional to 339,815.10, 468,956.86 and 186,864.96

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Solution

The fourth proportional to 339,815.10, 468,956.86 and 186,864.96 is: 257,880.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,815.10 : 468,956.86 = 186,864.96 : x
  2. Step 2: Convert to fraction form
    339,815.10/468,956.86 = 186,864.96/x
  3. Step 3: Cross multiply
    339,815.10x = 468,956.86 × 186,864.96
  4. Step 4: Simplify right side
    339,815.10x = 87,631,604,885.63
  5. Step 5: Solve for x
    x = 87,631,604,885.63/339,815.10
  6. Step 6: Final answer
    x = 257,880.26

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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.