Home / 984,193.70-1,358,181.12-554,611.82

Finding the Fourth Proportional to 984,193.70, 1,358,181.12 and 554,611.82

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Solution

The fourth proportional to 984,193.70, 1,358,181.12 and 554,611.82 is: 765,360.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,193.70 : 1,358,181.12 = 554,611.82 : x
  2. Step 2: Convert to fraction form
    984,193.70/1,358,181.12 = 554,611.82/x
  3. Step 3: Cross multiply
    984,193.70x = 1,358,181.12 × 554,611.82
  4. Step 4: Simplify right side
    984,193.70x = 753,263,302,852.84
  5. Step 5: Solve for x
    x = 753,263,302,852.84/984,193.70
  6. Step 6: Final answer
    x = 765,360.83

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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.