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Finding the Fourth Proportional to 234,074.40, 351,111.60 and 144,188.70

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Solution

The fourth proportional to 234,074.40, 351,111.60 and 144,188.70 is: 216,283.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,074.40 : 351,111.60 = 144,188.70 : x
  2. Step 2: Convert to fraction form
    234,074.40/351,111.60 = 144,188.70/x
  3. Step 3: Cross multiply
    234,074.40x = 351,111.60 × 144,188.70
  4. Step 4: Simplify right side
    234,074.40x = 50,626,325,158.92
  5. Step 5: Solve for x
    x = 50,626,325,158.92/234,074.40
  6. Step 6: Final answer
    x = 216,283.05

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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.