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Finding the Fourth Proportional to 383,626.36, 575,522.52 and 146,968.84

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Solution

The fourth proportional to 383,626.36, 575,522.52 and 146,968.84 is: 220,485.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,626.36 : 575,522.52 = 146,968.84 : x
  2. Step 2: Convert to fraction form
    383,626.36/575,522.52 = 146,968.84/x
  3. Step 3: Cross multiply
    383,626.36x = 575,522.52 × 146,968.84
  4. Step 4: Simplify right side
    383,626.36x = 84,583,877,158.28
  5. Step 5: Solve for x
    x = 84,583,877,158.28/383,626.36
  6. Step 6: Final answer
    x = 220,485.05

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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.