Home / 658,584.56-987,762.02-185,157.38

Finding the Fourth Proportional to 658,584.56, 987,762.02 and 185,157.38

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Solution

The fourth proportional to 658,584.56, 987,762.02 and 185,157.38 is: 277,703.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,584.56 : 987,762.02 = 185,157.38 : x
  2. Step 2: Convert to fraction form
    658,584.56/987,762.02 = 185,157.38/x
  3. Step 3: Cross multiply
    658,584.56x = 987,762.02 × 185,157.38
  4. Step 4: Simplify right side
    658,584.56x = 182,891,421,822.11
  5. Step 5: Solve for x
    x = 182,891,421,822.11/658,584.56
  6. Step 6: Final answer
    x = 277,703.78

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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.