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Finding the Fourth Proportional to 227,313.01, 341,004.59 and 77,518.27

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Solution

The fourth proportional to 227,313.01, 341,004.59 and 77,518.27 is: 116,289.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,313.01 : 341,004.59 = 77,518.27 : x
  2. Step 2: Convert to fraction form
    227,313.01/341,004.59 = 77,518.27/x
  3. Step 3: Cross multiply
    227,313.01x = 341,004.59 × 77,518.27
  4. Step 4: Simplify right side
    227,313.01x = 26,434,085,878.86
  5. Step 5: Solve for x
    x = 26,434,085,878.86/227,313.01
  6. Step 6: Final answer
    x = 116,289.37

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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.