Home / 658,817.82-986,344.09-616,967.15

Finding the Fourth Proportional to 658,817.82, 986,344.09 and 616,967.15

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Solution

The fourth proportional to 658,817.82, 986,344.09 and 616,967.15 is: 923,687.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,817.82 : 986,344.09 = 616,967.15 : x
  2. Step 2: Convert to fraction form
    658,817.82/986,344.09 = 616,967.15/x
  3. Step 3: Cross multiply
    658,817.82x = 986,344.09 × 616,967.15
  4. Step 4: Simplify right side
    658,817.82x = 608,541,895,652.51
  5. Step 5: Solve for x
    x = 608,541,895,652.51/658,817.82
  6. Step 6: Final answer
    x = 923,687.67

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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.