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Finding the Fourth Proportional to 598,810.60, 898,230.30 and 178,100.20

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Solution

The fourth proportional to 598,810.60, 898,230.30 and 178,100.20 is: 267,154.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,810.60 : 898,230.30 = 178,100.20 : x
  2. Step 2: Convert to fraction form
    598,810.60/898,230.30 = 178,100.20/x
  3. Step 3: Cross multiply
    598,810.60x = 898,230.30 × 178,100.20
  4. Step 4: Simplify right side
    598,810.60x = 159,974,996,076.06
  5. Step 5: Solve for x
    x = 159,974,996,076.06/598,810.60
  6. Step 6: Final answer
    x = 267,154.58

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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.