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Finding the Fourth Proportional to 373,539.33, 557,395.56 and 333,281.57

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Solution

The fourth proportional to 373,539.33, 557,395.56 and 333,281.57 is: 497,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,539.33 : 557,395.56 = 333,281.57 : x
  2. Step 2: Convert to fraction form
    373,539.33/557,395.56 = 333,281.57/x
  3. Step 3: Cross multiply
    373,539.33x = 557,395.56 × 333,281.57
  4. Step 4: Simplify right side
    373,539.33x = 185,769,664,560.85
  5. Step 5: Solve for x
    x = 185,769,664,560.85/373,539.33
  6. Step 6: Final answer
    x = 497,322.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.