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Finding the Fourth Proportional to 395,555.44, 593,503.08 and 262,482.16

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Solution

The fourth proportional to 395,555.44, 593,503.08 and 262,482.16 is: 393,836.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,555.44 : 593,503.08 = 262,482.16 : x
  2. Step 2: Convert to fraction form
    395,555.44/593,503.08 = 262,482.16/x
  3. Step 3: Cross multiply
    395,555.44x = 593,503.08 × 262,482.16
  4. Step 4: Simplify right side
    395,555.44x = 155,783,970,405.05
  5. Step 5: Solve for x
    x = 155,783,970,405.05/395,555.44
  6. Step 6: Final answer
    x = 393,836.00

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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.