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Finding the Fourth Proportional to 546,568.61, 819,951.35 and 262,018.04

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Solution

The fourth proportional to 546,568.61, 819,951.35 and 262,018.04 is: 393,074.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,568.61 : 819,951.35 = 262,018.04 : x
  2. Step 2: Convert to fraction form
    546,568.61/819,951.35 = 262,018.04/x
  3. Step 3: Cross multiply
    546,568.61x = 819,951.35 × 262,018.04
  4. Step 4: Simplify right side
    546,568.61x = 214,842,040,212.51
  5. Step 5: Solve for x
    x = 214,842,040,212.51/546,568.61
  6. Step 6: Final answer
    x = 393,074.24

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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.