Home / 480,094.21-720,593.25-243,606.61

Finding the Fourth Proportional to 480,094.21, 720,593.25 and 243,606.61

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Solution

The fourth proportional to 480,094.21, 720,593.25 and 243,606.61 is: 365,639.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,094.21 : 720,593.25 = 243,606.61 : x
  2. Step 2: Convert to fraction form
    480,094.21/720,593.25 = 243,606.61/x
  3. Step 3: Cross multiply
    480,094.21x = 720,593.25 × 243,606.61
  4. Step 4: Simplify right side
    480,094.21x = 175,541,278,821.38
  5. Step 5: Solve for x
    x = 175,541,278,821.38/480,094.21
  6. Step 6: Final answer
    x = 365,639.23

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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.