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Finding the Fourth Proportional to 574,830.43, 793,205.33 and 333,188.80

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Solution

The fourth proportional to 574,830.43, 793,205.33 and 333,188.80 is: 459,765.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,830.43 : 793,205.33 = 333,188.80 : x
  2. Step 2: Convert to fraction form
    574,830.43/793,205.33 = 333,188.80/x
  3. Step 3: Cross multiply
    574,830.43x = 793,205.33 × 333,188.80
  4. Step 4: Simplify right side
    574,830.43x = 264,287,132,056.30
  5. Step 5: Solve for x
    x = 264,287,132,056.30/574,830.43
  6. Step 6: Final answer
    x = 459,765.38

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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.