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Finding the Fourth Proportional to 262,103.30, 392,564.10 and 183,568.04

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Solution

The fourth proportional to 262,103.30, 392,564.10 and 183,568.04 is: 274,938.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,103.30 : 392,564.10 = 183,568.04 : x
  2. Step 2: Convert to fraction form
    262,103.30/392,564.10 = 183,568.04/x
  3. Step 3: Cross multiply
    262,103.30x = 392,564.10 × 183,568.04
  4. Step 4: Simplify right side
    262,103.30x = 72,062,222,411.36
  5. Step 5: Solve for x
    x = 72,062,222,411.36/262,103.30
  6. Step 6: Final answer
    x = 274,938.25

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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.