Home / 339,463.10-468,459.35-186,511.16

Finding the Fourth Proportional to 339,463.10, 468,459.35 and 186,511.16

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Solution

The fourth proportional to 339,463.10, 468,459.35 and 186,511.16 is: 257,385.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,463.10 : 468,459.35 = 186,511.16 : x
  2. Step 2: Convert to fraction form
    339,463.10/468,459.35 = 186,511.16/x
  3. Step 3: Cross multiply
    339,463.10x = 468,459.35 × 186,511.16
  4. Step 4: Simplify right side
    339,463.10x = 87,372,895,084.27
  5. Step 5: Solve for x
    x = 87,372,895,084.27/339,463.10
  6. Step 6: Final answer
    x = 257,385.54

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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.