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Finding the Fourth Proportional to 264,635.60, 396,564.60 and 106,588.40

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Solution

The fourth proportional to 264,635.60, 396,564.60 and 106,588.40 is: 159,726.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,635.60 : 396,564.60 = 106,588.40 : x
  2. Step 2: Convert to fraction form
    264,635.60/396,564.60 = 106,588.40/x
  3. Step 3: Cross multiply
    264,635.60x = 396,564.60 × 106,588.40
  4. Step 4: Simplify right side
    264,635.60x = 42,269,186,210.64
  5. Step 5: Solve for x
    x = 42,269,186,210.64/264,635.60
  6. Step 6: Final answer
    x = 159,726.00

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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.