Home / 658,492.56-987,738.59-185,177.90

Finding the Fourth Proportional to 658,492.56, 987,738.59 and 185,177.90

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Solution

The fourth proportional to 658,492.56, 987,738.59 and 185,177.90 is: 277,766.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,492.56 : 987,738.59 = 185,177.90 : x
  2. Step 2: Convert to fraction form
    658,492.56/987,738.59 = 185,177.90/x
  3. Step 3: Cross multiply
    658,492.56x = 987,738.59 × 185,177.90
  4. Step 4: Simplify right side
    658,492.56x = 182,907,351,980.58
  5. Step 5: Solve for x
    x = 182,907,351,980.58/658,492.56
  6. Step 6: Final answer
    x = 277,766.77

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1.5x scale

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.