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Finding the Fourth Proportional to 450,170.30, 675,024.60 and 134,586.20

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Solution

The fourth proportional to 450,170.30, 675,024.60 and 134,586.20 is: 201,810.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,170.30 : 675,024.60 = 134,586.20 : x
  2. Step 2: Convert to fraction form
    450,170.30/675,024.60 = 134,586.20/x
  3. Step 3: Cross multiply
    450,170.30x = 675,024.60 × 134,586.20
  4. Step 4: Simplify right side
    450,170.30x = 90,848,995,820.52
  5. Step 5: Solve for x
    x = 90,848,995,820.52/450,170.30
  6. Step 6: Final answer
    x = 201,810.28

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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.