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Finding the Fourth Proportional to 525,910.56, 788,366.52 and 170,676.12

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Solution

The fourth proportional to 525,910.56, 788,366.52 and 170,676.12 is: 255,852.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,910.56 : 788,366.52 = 170,676.12 : x
  2. Step 2: Convert to fraction form
    525,910.56/788,366.52 = 170,676.12/x
  3. Step 3: Cross multiply
    525,910.56x = 788,366.52 × 170,676.12
  4. Step 4: Simplify right side
    525,910.56x = 134,555,338,771.50
  5. Step 5: Solve for x
    x = 134,555,338,771.50/525,910.56
  6. Step 6: Final answer
    x = 255,852.13

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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.