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Finding the Fourth Proportional to 567,140.40, 850,825.80 and 193,201.20

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Solution

The fourth proportional to 567,140.40, 850,825.80 and 193,201.20 is: 289,841.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,140.40 : 850,825.80 = 193,201.20 : x
  2. Step 2: Convert to fraction form
    567,140.40/850,825.80 = 193,201.20/x
  3. Step 3: Cross multiply
    567,140.40x = 850,825.80 × 193,201.20
  4. Step 4: Simplify right side
    567,140.40x = 164,380,565,550.96
  5. Step 5: Solve for x
    x = 164,380,565,550.96/567,140.40
  6. Step 6: Final answer
    x = 289,841.04

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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.