Home / 651,940.20-976,598.10-452,485.80

Finding the Fourth Proportional to 651,940.20, 976,598.10 and 452,485.80

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Solution

The fourth proportional to 651,940.20, 976,598.10 and 452,485.80 is: 677,817.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,940.20 : 976,598.10 = 452,485.80 : x
  2. Step 2: Convert to fraction form
    651,940.20/976,598.10 = 452,485.80/x
  3. Step 3: Cross multiply
    651,940.20x = 976,598.10 × 452,485.80
  4. Step 4: Simplify right side
    651,940.20x = 441,896,772,556.98
  5. Step 5: Solve for x
    x = 441,896,772,556.98/651,940.20
  6. Step 6: Final answer
    x = 677,817.95

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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.