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Finding the Fourth Proportional to 301,606.33, 452,409.20 and 76,966.77

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Solution

The fourth proportional to 301,606.33, 452,409.20 and 76,966.77 is: 115,450.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,606.33 : 452,409.20 = 76,966.77 : x
  2. Step 2: Convert to fraction form
    301,606.33/452,409.20 = 76,966.77/x
  3. Step 3: Cross multiply
    301,606.33x = 452,409.20 × 76,966.77
  4. Step 4: Simplify right side
    301,606.33x = 34,820,472,841.88
  5. Step 5: Solve for x
    x = 34,820,472,841.88/301,606.33
  6. Step 6: Final answer
    x = 115,450.07

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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.