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Finding the Fourth Proportional to 576,375.01, 864,276.59 and 197,188.50

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Solution

The fourth proportional to 576,375.01, 864,276.59 and 197,188.50 is: 295,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,375.01 : 864,276.59 = 197,188.50 : x
  2. Step 2: Convert to fraction form
    576,375.01/864,276.59 = 197,188.50/x
  3. Step 3: Cross multiply
    576,375.01x = 864,276.59 × 197,188.50
  4. Step 4: Simplify right side
    576,375.01x = 170,425,399,059.89
  5. Step 5: Solve for x
    x = 170,425,399,059.89/576,375.01
  6. Step 6: Final answer
    x = 295,684.92

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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.