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Finding the Fourth Proportional to 416,779.70, 624,928.17 and 366,959.84

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Solution

The fourth proportional to 416,779.70, 624,928.17 and 366,959.84 is: 550,227.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,779.70 : 624,928.17 = 366,959.84 : x
  2. Step 2: Convert to fraction form
    416,779.70/624,928.17 = 366,959.84/x
  3. Step 3: Cross multiply
    416,779.70x = 624,928.17 × 366,959.84
  4. Step 4: Simplify right side
    416,779.70x = 229,323,541,274.69
  5. Step 5: Solve for x
    x = 229,323,541,274.69/416,779.70
  6. Step 6: Final answer
    x = 550,227.23

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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.