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Finding the Fourth Proportional to 307,255.38, 460,883.08 and 96,909.72

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Solution

The fourth proportional to 307,255.38, 460,883.08 and 96,909.72 is: 145,364.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,255.38 : 460,883.08 = 96,909.72 : x
  2. Step 2: Convert to fraction form
    307,255.38/460,883.08 = 96,909.72/x
  3. Step 3: Cross multiply
    307,255.38x = 460,883.08 × 96,909.72
  4. Step 4: Simplify right side
    307,255.38x = 44,664,048,628.36
  5. Step 5: Solve for x
    x = 44,664,048,628.36/307,255.38
  6. Step 6: Final answer
    x = 145,364.58

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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.