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Finding the Fourth Proportional to 234,015.80, 350,705.58 and 98,967.60

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Solution

The fourth proportional to 234,015.80, 350,705.58 and 98,967.60 is: 148,316.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,015.80 : 350,705.58 = 98,967.60 : x
  2. Step 2: Convert to fraction form
    234,015.80/350,705.58 = 98,967.60/x
  3. Step 3: Cross multiply
    234,015.80x = 350,705.58 × 98,967.60
  4. Step 4: Simplify right side
    234,015.80x = 34,708,489,559.21
  5. Step 5: Solve for x
    x = 34,708,489,559.21/234,015.80
  6. Step 6: Final answer
    x = 148,316.86

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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.