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Finding the Fourth Proportional to 525,227.60, 788,424.60 and 325,773.20

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Solution

The fourth proportional to 525,227.60, 788,424.60 and 325,773.20 is: 489,021.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,227.60 : 788,424.60 = 325,773.20 : x
  2. Step 2: Convert to fraction form
    525,227.60/788,424.60 = 325,773.20/x
  3. Step 3: Cross multiply
    525,227.60x = 788,424.60 × 325,773.20
  4. Step 4: Simplify right side
    525,227.60x = 256,847,604,900.72
  5. Step 5: Solve for x
    x = 256,847,604,900.72/525,227.60
  6. Step 6: Final answer
    x = 489,021.53

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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.