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Finding the Fourth Proportional to 525,868.80, 788,889.60 and 226,492.80

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Solution

The fourth proportional to 525,868.80, 788,889.60 and 226,492.80 is: 339,776.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,868.80 : 788,889.60 = 226,492.80 : x
  2. Step 2: Convert to fraction form
    525,868.80/788,889.60 = 226,492.80/x
  3. Step 3: Cross multiply
    525,868.80x = 788,889.60 × 226,492.80
  4. Step 4: Simplify right side
    525,868.80x = 178,677,814,394.88
  5. Step 5: Solve for x
    x = 178,677,814,394.88/525,868.80
  6. Step 6: Final answer
    x = 339,776.41

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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.