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Finding the Fourth Proportional to 577,692.32, 866,458.32 and 178,346.24

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Solution

The fourth proportional to 577,692.32, 866,458.32 and 178,346.24 is: 267,494.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,692.32 : 866,458.32 = 178,346.24 : x
  2. Step 2: Convert to fraction form
    577,692.32/866,458.32 = 178,346.24/x
  3. Step 3: Cross multiply
    577,692.32x = 866,458.32 × 178,346.24
  4. Step 4: Simplify right side
    577,692.32x = 154,529,583,488.72
  5. Step 5: Solve for x
    x = 154,529,583,488.72/577,692.32
  6. Step 6: Final answer
    x = 267,494.61

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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.