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Finding the Fourth Proportional to 47,574.80, 65,452.02 and 46,262.60

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Solution

The fourth proportional to 47,574.80, 65,452.02 and 46,262.60 is: 63,646.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,574.80 : 65,452.02 = 46,262.60 : x
  2. Step 2: Convert to fraction form
    47,574.80/65,452.02 = 46,262.60/x
  3. Step 3: Cross multiply
    47,574.80x = 65,452.02 × 46,262.60
  4. Step 4: Simplify right side
    47,574.80x = 3,027,980,620.45
  5. Step 5: Solve for x
    x = 3,027,980,620.45/47,574.80
  6. Step 6: Final answer
    x = 63,646.73

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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.