Home / 945,751.73-1,305,166.16-537,912.28

Finding the Fourth Proportional to 945,751.73, 1,305,166.16 and 537,912.28

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Solution

The fourth proportional to 945,751.73, 1,305,166.16 and 537,912.28 is: 742,335.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,751.73 : 1,305,166.16 = 537,912.28 : x
  2. Step 2: Convert to fraction form
    945,751.73/1,305,166.16 = 537,912.28/x
  3. Step 3: Cross multiply
    945,751.73x = 1,305,166.16 × 537,912.28
  4. Step 4: Simplify right side
    945,751.73x = 702,064,900,539.12
  5. Step 5: Solve for x
    x = 702,064,900,539.12/945,751.73
  6. Step 6: Final answer
    x = 742,335.31

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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.