Home / 776,377.44-1,071,821.40-544,516.42

Finding the Fourth Proportional to 776,377.44, 1,071,821.40 and 544,516.42

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Solution

The fourth proportional to 776,377.44, 1,071,821.40 and 544,516.42 is: 751,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,377.44 : 1,071,821.40 = 544,516.42 : x
  2. Step 2: Convert to fraction form
    776,377.44/1,071,821.40 = 544,516.42/x
  3. Step 3: Cross multiply
    776,377.44x = 1,071,821.40 × 544,516.42
  4. Step 4: Simplify right side
    776,377.44x = 583,624,351,607.39
  5. Step 5: Solve for x
    x = 583,624,351,607.39/776,377.44
  6. Step 6: Final answer
    x = 751,727.60

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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.