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Finding the Fourth Proportional to 201,597, 301,657.32 and 190,782.42

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Solution

The fourth proportional to 201,597, 301,657.32 and 190,782.42 is: 285,475.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,597 : 301,657.32 = 190,782.42 : x
  2. Step 2: Convert to fraction form
    201,597/301,657.32 = 190,782.42/x
  3. Step 3: Cross multiply
    201,597x = 301,657.32 × 190,782.42
  4. Step 4: Simplify right side
    201,597x = 57,550,913,520.31
  5. Step 5: Solve for x
    x = 57,550,913,520.31/201,597
  6. Step 6: Final answer
    x = 285,475.05

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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.