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Finding the Fourth Proportional to 640,850.99, 961,342.29 and 241,827.57

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Solution

The fourth proportional to 640,850.99, 961,342.29 and 241,827.57 is: 362,766.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,850.99 : 961,342.29 = 241,827.57 : x
  2. Step 2: Convert to fraction form
    640,850.99/961,342.29 = 241,827.57/x
  3. Step 3: Cross multiply
    640,850.99x = 961,342.29 × 241,827.57
  4. Step 4: Simplify right side
    640,850.99x = 232,479,069,928.94
  5. Step 5: Solve for x
    x = 232,479,069,928.94/640,850.99
  6. Step 6: Final answer
    x = 362,766.19

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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.