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Finding the Fourth Proportional to 544,558.84, 751,478.20 and 296,194.55

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Solution

The fourth proportional to 544,558.84, 751,478.20 and 296,194.55 is: 408,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,558.84 : 751,478.20 = 296,194.55 : x
  2. Step 2: Convert to fraction form
    544,558.84/751,478.20 = 296,194.55/x
  3. Step 3: Cross multiply
    544,558.84x = 751,478.20 × 296,194.55
  4. Step 4: Simplify right side
    544,558.84x = 222,583,742,785.93
  5. Step 5: Solve for x
    x = 222,583,742,785.93/544,558.84
  6. Step 6: Final answer
    x = 408,741.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.