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Finding the Fourth Proportional to 474,518.25, 654,841.26 and 273,314.25

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Solution

The fourth proportional to 474,518.25, 654,841.26 and 273,314.25 is: 377,177.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,518.25 : 654,841.26 = 273,314.25 : x
  2. Step 2: Convert to fraction form
    474,518.25/654,841.26 = 273,314.25/x
  3. Step 3: Cross multiply
    474,518.25x = 654,841.26 × 273,314.25
  4. Step 4: Simplify right side
    474,518.25x = 178,977,447,845.96
  5. Step 5: Solve for x
    x = 178,977,447,845.96/474,518.25
  6. Step 6: Final answer
    x = 377,177.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.