Home / 480,074.04-720,563.04-243,586.44

Finding the Fourth Proportional to 480,074.04, 720,563.04 and 243,586.44

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Solution

The fourth proportional to 480,074.04, 720,563.04 and 243,586.44 is: 365,608.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,074.04 : 720,563.04 = 243,586.44 : x
  2. Step 2: Convert to fraction form
    480,074.04/720,563.04 = 243,586.44/x
  3. Step 3: Cross multiply
    480,074.04x = 720,563.04 × 243,586.44
  4. Step 4: Simplify right side
    480,074.04x = 175,519,385,709.18
  5. Step 5: Solve for x
    x = 175,519,385,709.18/480,074.04
  6. Step 6: Final answer
    x = 365,608.99

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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.