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Finding the Fourth Proportional to 293,365.60, 440,048.40 and 188,389.60

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Solution

The fourth proportional to 293,365.60, 440,048.40 and 188,389.60 is: 282,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,365.60 : 440,048.40 = 188,389.60 : x
  2. Step 2: Convert to fraction form
    293,365.60/440,048.40 = 188,389.60/x
  3. Step 3: Cross multiply
    293,365.60x = 440,048.40 × 188,389.60
  4. Step 4: Simplify right side
    293,365.60x = 82,900,542,056.64
  5. Step 5: Solve for x
    x = 82,900,542,056.64/293,365.60
  6. Step 6: Final answer
    x = 282,584.40

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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.