Home / 651,422.37-977,018.64-251,734.56

Finding the Fourth Proportional to 651,422.37, 977,018.64 and 251,734.56

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Solution

The fourth proportional to 651,422.37, 977,018.64 and 251,734.56 is: 377,557.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,422.37 : 977,018.64 = 251,734.56 : x
  2. Step 2: Convert to fraction form
    651,422.37/977,018.64 = 251,734.56/x
  3. Step 3: Cross multiply
    651,422.37x = 977,018.64 × 251,734.56
  4. Step 4: Simplify right side
    651,422.37x = 245,949,357,452.20
  5. Step 5: Solve for x
    x = 245,949,357,452.20/651,422.37
  6. Step 6: Final answer
    x = 377,557.43

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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.