Home / 997,629.28-1,376,728.56-544,920.28

Finding the Fourth Proportional to 997,629.28, 1,376,728.56 and 544,920.28

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Solution

The fourth proportional to 997,629.28, 1,376,728.56 and 544,920.28 is: 751,990.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,629.28 : 1,376,728.56 = 544,920.28 : x
  2. Step 2: Convert to fraction form
    997,629.28/1,376,728.56 = 544,920.28/x
  3. Step 3: Cross multiply
    997,629.28x = 1,376,728.56 × 544,920.28
  4. Step 4: Simplify right side
    997,629.28x = 750,207,315,841.02
  5. Step 5: Solve for x
    x = 750,207,315,841.02/997,629.28
  6. Step 6: Final answer
    x = 751,990.07

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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.