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Finding the Fourth Proportional to 301,636.22, 452,453.90 and 76,996.74

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Solution

The fourth proportional to 301,636.22, 452,453.90 and 76,996.74 is: 115,495.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,636.22 : 452,453.90 = 76,996.74 : x
  2. Step 2: Convert to fraction form
    301,636.22/452,453.90 = 76,996.74/x
  3. Step 3: Cross multiply
    301,636.22x = 452,453.90 × 76,996.74
  4. Step 4: Simplify right side
    301,636.22x = 34,837,475,300.29
  5. Step 5: Solve for x
    x = 34,837,475,300.29/301,636.22
  6. Step 6: Final answer
    x = 115,495.00

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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.