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Finding the Fourth Proportional to 433,847.60, 650,868.60 and 167,584.40

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Solution

The fourth proportional to 433,847.60, 650,868.60 and 167,584.40 is: 251,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,847.60 : 650,868.60 = 167,584.40 : x
  2. Step 2: Convert to fraction form
    433,847.60/650,868.60 = 167,584.40/x
  3. Step 3: Cross multiply
    433,847.60x = 650,868.60 × 167,584.40
  4. Step 4: Simplify right side
    433,847.60x = 109,075,423,809.84
  5. Step 5: Solve for x
    x = 109,075,423,809.84/433,847.60
  6. Step 6: Final answer
    x = 251,414.15

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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.