Home / 236,182.85-354,274.28-215,515.70

Finding the Fourth Proportional to 236,182.85, 354,274.28 and 215,515.70

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Solution

The fourth proportional to 236,182.85, 354,274.28 and 215,515.70 is: 323,273.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,182.85 : 354,274.28 = 215,515.70 : x
  2. Step 2: Convert to fraction form
    236,182.85/354,274.28 = 215,515.70/x
  3. Step 3: Cross multiply
    236,182.85x = 354,274.28 × 215,515.70
  4. Step 4: Simplify right side
    236,182.85x = 76,351,668,368.62
  5. Step 5: Solve for x
    x = 76,351,668,368.62/236,182.85
  6. Step 6: Final answer
    x = 323,273.55

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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.