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Finding the Fourth Proportional to 373,602.92, 515,573.70 and 203,840.60

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Solution

The fourth proportional to 373,602.92, 515,573.70 and 203,840.60 is: 281,300.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,602.92 : 515,573.70 = 203,840.60 : x
  2. Step 2: Convert to fraction form
    373,602.92/515,573.70 = 203,840.60/x
  3. Step 3: Cross multiply
    373,602.92x = 515,573.70 × 203,840.60
  4. Step 4: Simplify right side
    373,602.92x = 105,094,852,352.22
  5. Step 5: Solve for x
    x = 105,094,852,352.22/373,602.92
  6. Step 6: Final answer
    x = 281,300.94

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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.