Home / 923,680.80-1,385,611.92-383,825.52

Finding the Fourth Proportional to 923,680.80, 1,385,611.92 and 383,825.52

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Solution

The fourth proportional to 923,680.80, 1,385,611.92 and 383,825.52 is: 575,775.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,680.80 : 1,385,611.92 = 383,825.52 : x
  2. Step 2: Convert to fraction form
    923,680.80/1,385,611.92 = 383,825.52/x
  3. Step 3: Cross multiply
    923,680.80x = 1,385,611.92 × 383,825.52
  4. Step 4: Simplify right side
    923,680.80x = 531,833,215,712.20
  5. Step 5: Solve for x
    x = 531,833,215,712.20/923,680.80
  6. Step 6: Final answer
    x = 575,775.98

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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.