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Finding the Fourth Proportional to 277,533.60, 416,737.80 and 159,435.60

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Solution

The fourth proportional to 277,533.60, 416,737.80 and 159,435.60 is: 239,404.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,533.60 : 416,737.80 = 159,435.60 : x
  2. Step 2: Convert to fraction form
    277,533.60/416,737.80 = 159,435.60/x
  3. Step 3: Cross multiply
    277,533.60x = 416,737.80 × 159,435.60
  4. Step 4: Simplify right side
    277,533.60x = 66,442,841,185.68
  5. Step 5: Solve for x
    x = 66,442,841,185.68/277,533.60
  6. Step 6: Final answer
    x = 239,404.67

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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.