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Finding the Fourth Proportional to 650,860.45, 976,262.12 and 177,544.24

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Solution

The fourth proportional to 650,860.45, 976,262.12 and 177,544.24 is: 266,308.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,860.45 : 976,262.12 = 177,544.24 : x
  2. Step 2: Convert to fraction form
    650,860.45/976,262.12 = 177,544.24/x
  3. Step 3: Cross multiply
    650,860.45x = 976,262.12 × 177,544.24
  4. Step 4: Simplify right side
    650,860.45x = 173,329,713,473.60
  5. Step 5: Solve for x
    x = 173,329,713,473.60/650,860.45
  6. Step 6: Final answer
    x = 266,308.57

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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.