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Finding the Fourth Proportional to 471,336.66, 650,433.96 and 256,477.32

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Solution

The fourth proportional to 471,336.66, 650,433.96 and 256,477.32 is: 353,932.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,336.66 : 650,433.96 = 256,477.32 : x
  2. Step 2: Convert to fraction form
    471,336.66/650,433.96 = 256,477.32/x
  3. Step 3: Cross multiply
    471,336.66x = 650,433.96 × 256,477.32
  4. Step 4: Simplify right side
    471,336.66x = 166,821,558,897.79
  5. Step 5: Solve for x
    x = 166,821,558,897.79/471,336.66
  6. Step 6: Final answer
    x = 353,932.92

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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.