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Finding the Fourth Proportional to 1,760,441, 2,640,672.42 and 622,955.56

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Solution

The fourth proportional to 1,760,441, 2,640,672.42 and 622,955.56 is: 934,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,441 : 2,640,672.42 = 622,955.56 : x
  2. Step 2: Convert to fraction form
    1,760,441/2,640,672.42 = 622,955.56/x
  3. Step 3: Cross multiply
    1,760,441x = 2,640,672.42 × 622,955.56
  4. Step 4: Simplify right side
    1,760,441x = 1,645,021,566,177.66
  5. Step 5: Solve for x
    x = 1,645,021,566,177.66/1,760,441
  6. Step 6: Final answer
    x = 934,437.20

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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.