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Finding the Fourth Proportional to 192,457.40, 288,692.70 and 59,336.60

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Solution

The fourth proportional to 192,457.40, 288,692.70 and 59,336.60 is: 89,006.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,457.40 : 288,692.70 = 59,336.60 : x
  2. Step 2: Convert to fraction form
    192,457.40/288,692.70 = 59,336.60/x
  3. Step 3: Cross multiply
    192,457.40x = 288,692.70 × 59,336.60
  4. Step 4: Simplify right side
    192,457.40x = 17,130,043,262.82
  5. Step 5: Solve for x
    x = 17,130,043,262.82/192,457.40
  6. Step 6: Final answer
    x = 89,006.93

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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.