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Finding the Fourth Proportional to 301,518, 452,484.36 and 104,526

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Solution

The fourth proportional to 301,518, 452,484.36 and 104,526 is: 156,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,518 : 452,484.36 = 104,526 : x
  2. Step 2: Convert to fraction form
    301,518/452,484.36 = 104,526/x
  3. Step 3: Cross multiply
    301,518x = 452,484.36 × 104,526
  4. Step 4: Simplify right side
    301,518x = 47,296,380,213.36
  5. Step 5: Solve for x
    x = 47,296,380,213.36/301,518
  6. Step 6: Final answer
    x = 156,860.88

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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.