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Finding the Fourth Proportional to 546,010.60, 819,040.20 and 186,176.20

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Solution

The fourth proportional to 546,010.60, 819,040.20 and 186,176.20 is: 279,272.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,010.60 : 819,040.20 = 186,176.20 : x
  2. Step 2: Convert to fraction form
    546,010.60/819,040.20 = 186,176.20/x
  3. Step 3: Cross multiply
    546,010.60x = 819,040.20 × 186,176.20
  4. Step 4: Simplify right side
    546,010.60x = 152,485,792,083.24
  5. Step 5: Solve for x
    x = 152,485,792,083.24/546,010.60
  6. Step 6: Final answer
    x = 279,272.59

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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.