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Finding the Fourth Proportional to 484,206.67, 726,426.60 and 151,782.67

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Solution

The fourth proportional to 484,206.67, 726,426.60 and 151,782.67 is: 227,710.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,206.67 : 726,426.60 = 151,782.67 : x
  2. Step 2: Convert to fraction form
    484,206.67/726,426.60 = 151,782.67/x
  3. Step 3: Cross multiply
    484,206.67x = 726,426.60 × 151,782.67
  4. Step 4: Simplify right side
    484,206.67x = 110,258,968,907.02
  5. Step 5: Solve for x
    x = 110,258,968,907.02/484,206.67
  6. Step 6: Final answer
    x = 227,710.55

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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.