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Finding the Fourth Proportional to 544,697.22, 816,586.56 and 260,226.84

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Solution

The fourth proportional to 544,697.22, 816,586.56 and 260,226.84 is: 390,120.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,697.22 : 816,586.56 = 260,226.84 : x
  2. Step 2: Convert to fraction form
    544,697.22/816,586.56 = 260,226.84/x
  3. Step 3: Cross multiply
    544,697.22x = 816,586.56 × 260,226.84
  4. Step 4: Simplify right side
    544,697.22x = 212,497,740,095.27
  5. Step 5: Solve for x
    x = 212,497,740,095.27/544,697.22
  6. Step 6: Final answer
    x = 390,120.85

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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.