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Finding the Fourth Proportional to 483,707.55, 725,563.08 and 146,751.06

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Solution

The fourth proportional to 483,707.55, 725,563.08 and 146,751.06 is: 220,127.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,707.55 : 725,563.08 = 146,751.06 : x
  2. Step 2: Convert to fraction form
    483,707.55/725,563.08 = 146,751.06/x
  3. Step 3: Cross multiply
    483,707.55x = 725,563.08 × 146,751.06
  4. Step 4: Simplify right side
    483,707.55x = 106,477,151,086.87
  5. Step 5: Solve for x
    x = 106,477,151,086.87/483,707.55
  6. Step 6: Final answer
    x = 220,127.12

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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.