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Finding the Fourth Proportional to 576,645.81, 795,636.56 and 334,782.75

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Solution

The fourth proportional to 576,645.81, 795,636.56 and 334,782.75 is: 461,922.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,645.81 : 795,636.56 = 334,782.75 : x
  2. Step 2: Convert to fraction form
    576,645.81/795,636.56 = 334,782.75/x
  3. Step 3: Cross multiply
    576,645.81x = 795,636.56 × 334,782.75
  4. Step 4: Simplify right side
    576,645.81x = 266,365,393,883.43
  5. Step 5: Solve for x
    x = 266,365,393,883.43/576,645.81
  6. Step 6: Final answer
    x = 461,922.01

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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.