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Finding the Fourth Proportional to 201,000.45, 301,008.60 and 95,696.40

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Solution

The fourth proportional to 201,000.45, 301,008.60 and 95,696.40 is: 143,310.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,000.45 : 301,008.60 = 95,696.40 : x
  2. Step 2: Convert to fraction form
    201,000.45/301,008.60 = 95,696.40/x
  3. Step 3: Cross multiply
    201,000.45x = 301,008.60 × 95,696.40
  4. Step 4: Simplify right side
    201,000.45x = 28,805,439,389.04
  5. Step 5: Solve for x
    x = 28,805,439,389.04/201,000.45
  6. Step 6: Final answer
    x = 143,310.32

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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.