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Finding the Fourth Proportional to 437,029.48, 655,626.90 and 170,773.16

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Solution

The fourth proportional to 437,029.48, 655,626.90 and 170,773.16 is: 256,192.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,029.48 : 655,626.90 = 170,773.16 : x
  2. Step 2: Convert to fraction form
    437,029.48/655,626.90 = 170,773.16/x
  3. Step 3: Cross multiply
    437,029.48x = 655,626.90 × 170,773.16
  4. Step 4: Simplify right side
    437,029.48x = 111,963,477,494.00
  5. Step 5: Solve for x
    x = 111,963,477,494.00/437,029.48
  6. Step 6: Final answer
    x = 256,192.05

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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.