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Finding the Fourth Proportional to 245,203.92, 367,295.52 and 156,015.60

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Solution

The fourth proportional to 245,203.92, 367,295.52 and 156,015.60 is: 233,698.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,203.92 : 367,295.52 = 156,015.60 : x
  2. Step 2: Convert to fraction form
    245,203.92/367,295.52 = 156,015.60/x
  3. Step 3: Cross multiply
    245,203.92x = 367,295.52 × 156,015.60
  4. Step 4: Simplify right side
    245,203.92x = 57,303,830,930.11
  5. Step 5: Solve for x
    x = 57,303,830,930.11/245,203.92
  6. Step 6: Final answer
    x = 233,698.67

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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.