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Finding the Fourth Proportional to 301,973.80, 452,960.70 and 269,314.60

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Solution

The fourth proportional to 301,973.80, 452,960.70 and 269,314.60 is: 403,971.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,973.80 : 452,960.70 = 269,314.60 : x
  2. Step 2: Convert to fraction form
    301,973.80/452,960.70 = 269,314.60/x
  3. Step 3: Cross multiply
    301,973.80x = 452,960.70 × 269,314.60
  4. Step 4: Simplify right side
    301,973.80x = 121,988,929,736.22
  5. Step 5: Solve for x
    x = 121,988,929,736.22/301,973.80
  6. Step 6: Final answer
    x = 403,971.90

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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.