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Finding the Fourth Proportional to 364,119.50, 502,279.10 and 227,917.02

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Solution

The fourth proportional to 364,119.50, 502,279.10 and 227,917.02 is: 314,396.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,119.50 : 502,279.10 = 227,917.02 : x
  2. Step 2: Convert to fraction form
    364,119.50/502,279.10 = 227,917.02/x
  3. Step 3: Cross multiply
    364,119.50x = 502,279.10 × 227,917.02
  4. Step 4: Simplify right side
    364,119.50x = 114,477,955,680.28
  5. Step 5: Solve for x
    x = 114,477,955,680.28/364,119.50
  6. Step 6: Final answer
    x = 314,396.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.