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Finding the Fourth Proportional to 240,361.12, 360,892.08 and 170,610.40

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Solution

The fourth proportional to 240,361.12, 360,892.08 and 170,610.40 is: 256,164.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,361.12 : 360,892.08 = 170,610.40 : x
  2. Step 2: Convert to fraction form
    240,361.12/360,892.08 = 170,610.40/x
  3. Step 3: Cross multiply
    240,361.12x = 360,892.08 × 170,610.40
  4. Step 4: Simplify right side
    240,361.12x = 61,571,942,125.63
  5. Step 5: Solve for x
    x = 61,571,942,125.63/240,361.12
  6. Step 6: Final answer
    x = 256,164.32

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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.