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Finding the Fourth Proportional to 471,445.02, 650,610.09 and 256,592.88

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Solution

The fourth proportional to 471,445.02, 650,610.09 and 256,592.88 is: 354,106.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,445.02 : 650,610.09 = 256,592.88 : x
  2. Step 2: Convert to fraction form
    471,445.02/650,610.09 = 256,592.88/x
  3. Step 3: Cross multiply
    471,445.02x = 650,610.09 × 256,592.88
  4. Step 4: Simplify right side
    471,445.02x = 166,941,916,750.16
  5. Step 5: Solve for x
    x = 166,941,916,750.16/471,445.02
  6. Step 6: Final answer
    x = 354,106.86

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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.