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Finding the Fourth Proportional to 201,284.10, 301,962.60 and 101,192.40

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Solution

The fourth proportional to 201,284.10, 301,962.60 and 101,192.40 is: 151,806.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,284.10 : 301,962.60 = 101,192.40 : x
  2. Step 2: Convert to fraction form
    201,284.10/301,962.60 = 101,192.40/x
  3. Step 3: Cross multiply
    201,284.10x = 301,962.60 × 101,192.40
  4. Step 4: Simplify right side
    201,284.10x = 30,556,320,204.24
  5. Step 5: Solve for x
    x = 30,556,320,204.24/201,284.10
  6. Step 6: Final answer
    x = 151,806.92

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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.