Home / 589,038.20-883,557.30-545,735.60

Finding the Fourth Proportional to 589,038.20, 883,557.30 and 545,735.60

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Solution

The fourth proportional to 589,038.20, 883,557.30 and 545,735.60 is: 818,603.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,038.20 : 883,557.30 = 545,735.60 : x
  2. Step 2: Convert to fraction form
    589,038.20/883,557.30 = 545,735.60/x
  3. Step 3: Cross multiply
    589,038.20x = 883,557.30 × 545,735.60
  4. Step 4: Simplify right side
    589,038.20x = 482,188,673,249.88
  5. Step 5: Solve for x
    x = 482,188,673,249.88/589,038.20
  6. Step 6: Final answer
    x = 818,603.40

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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.