Home / 651,024.40-976,682.40-251,629.60

Finding the Fourth Proportional to 651,024.40, 976,682.40 and 251,629.60

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Solution

The fourth proportional to 651,024.40, 976,682.40 and 251,629.60 is: 377,500.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,024.40 : 976,682.40 = 251,629.60 : x
  2. Step 2: Convert to fraction form
    651,024.40/976,682.40 = 251,629.60/x
  3. Step 3: Cross multiply
    651,024.40x = 976,682.40 × 251,629.60
  4. Step 4: Simplify right side
    651,024.40x = 245,762,201,639.04
  5. Step 5: Solve for x
    x = 245,762,201,639.04/651,024.40
  6. Step 6: Final answer
    x = 377,500.75

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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.