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Finding the Fourth Proportional to 435,847.56, 601,518.45 and 263,860.32

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Solution

The fourth proportional to 435,847.56, 601,518.45 and 263,860.32 is: 364,156.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,847.56 : 601,518.45 = 263,860.32 : x
  2. Step 2: Convert to fraction form
    435,847.56/601,518.45 = 263,860.32/x
  3. Step 3: Cross multiply
    435,847.56x = 601,518.45 × 263,860.32
  4. Step 4: Simplify right side
    435,847.56x = 158,716,850,702.90
  5. Step 5: Solve for x
    x = 158,716,850,702.90/435,847.56
  6. Step 6: Final answer
    x = 364,156.80

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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.