Home / 336,659.40-504,988.44-196,319.60

Finding the Fourth Proportional to 336,659.40, 504,988.44 and 196,319.60

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Solution

The fourth proportional to 336,659.40, 504,988.44 and 196,319.60 is: 294,479.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,659.40 : 504,988.44 = 196,319.60 : x
  2. Step 2: Convert to fraction form
    336,659.40/504,988.44 = 196,319.60/x
  3. Step 3: Cross multiply
    336,659.40x = 504,988.44 × 196,319.60
  4. Step 4: Simplify right side
    336,659.40x = 99,139,128,545.42
  5. Step 5: Solve for x
    x = 99,139,128,545.42/336,659.40
  6. Step 6: Final answer
    x = 294,479.02

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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.