Home / 426,983.31-589,267.53-235,992.60

Finding the Fourth Proportional to 426,983.31, 589,267.53 and 235,992.60

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Solution

The fourth proportional to 426,983.31, 589,267.53 and 235,992.60 is: 325,686.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,983.31 : 589,267.53 = 235,992.60 : x
  2. Step 2: Convert to fraction form
    426,983.31/589,267.53 = 235,992.60/x
  3. Step 3: Cross multiply
    426,983.31x = 589,267.53 × 235,992.60
  4. Step 4: Simplify right side
    426,983.31x = 139,062,776,500.28
  5. Step 5: Solve for x
    x = 139,062,776,500.28/426,983.31
  6. Step 6: Final answer
    x = 325,686.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.