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Finding the Fourth Proportional to 437,283.18, 655,778.04 and 167,348.36

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Solution

The fourth proportional to 437,283.18, 655,778.04 and 167,348.36 is: 250,966.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,283.18 : 655,778.04 = 167,348.36 : x
  2. Step 2: Convert to fraction form
    437,283.18/655,778.04 = 167,348.36/x
  3. Step 3: Cross multiply
    437,283.18x = 655,778.04 × 167,348.36
  4. Step 4: Simplify right side
    437,283.18x = 109,743,379,518.01
  5. Step 5: Solve for x
    x = 109,743,379,518.01/437,283.18
  6. Step 6: Final answer
    x = 250,966.39

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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.