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Finding the Fourth Proportional to 651,883.44, 977,825.96 and 178,572.88

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Solution

The fourth proportional to 651,883.44, 977,825.96 and 178,572.88 is: 267,859.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,883.44 : 977,825.96 = 178,572.88 : x
  2. Step 2: Convert to fraction form
    651,883.44/977,825.96 = 178,572.88/x
  3. Step 3: Cross multiply
    651,883.44x = 977,825.96 × 178,572.88
  4. Step 4: Simplify right side
    651,883.44x = 174,613,197,815.97
  5. Step 5: Solve for x
    x = 174,613,197,815.97/651,883.44
  6. Step 6: Final answer
    x = 267,859.54

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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.