Home / 554,238.48-764,848.77-299,589.67

Finding the Fourth Proportional to 554,238.48, 764,848.77 and 299,589.67

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Solution

The fourth proportional to 554,238.48, 764,848.77 and 299,589.67 is: 413,433.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,238.48 : 764,848.77 = 299,589.67 : x
  2. Step 2: Convert to fraction form
    554,238.48/764,848.77 = 299,589.67/x
  3. Step 3: Cross multiply
    554,238.48x = 764,848.77 × 299,589.67
  4. Step 4: Simplify right side
    554,238.48x = 229,140,789,564.45
  5. Step 5: Solve for x
    x = 229,140,789,564.45/554,238.48
  6. Step 6: Final answer
    x = 413,433.56

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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.