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Finding the Fourth Proportional to 531,685.52, 797,608.08 and 171,736.16

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Solution

The fourth proportional to 531,685.52, 797,608.08 and 171,736.16 is: 257,630.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,685.52 : 797,608.08 = 171,736.16 : x
  2. Step 2: Convert to fraction form
    531,685.52/797,608.08 = 171,736.16/x
  3. Step 3: Cross multiply
    531,685.52x = 797,608.08 × 171,736.16
  4. Step 4: Simplify right side
    531,685.52x = 136,978,148,844.17
  5. Step 5: Solve for x
    x = 136,978,148,844.17/531,685.52
  6. Step 6: Final answer
    x = 257,630.02

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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.