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Finding the Fourth Proportional to 705,452.44, 973,531.44 and 383,168.84

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Solution

The fourth proportional to 705,452.44, 973,531.44 and 383,168.84 is: 528,776.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,452.44 : 973,531.44 = 383,168.84 : x
  2. Step 2: Convert to fraction form
    705,452.44/973,531.44 = 383,168.84/x
  3. Step 3: Cross multiply
    705,452.44x = 973,531.44 × 383,168.84
  4. Step 4: Simplify right side
    705,452.44x = 373,026,912,568.33
  5. Step 5: Solve for x
    x = 373,026,912,568.33/705,452.44
  6. Step 6: Final answer
    x = 528,776.84

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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.