Home / 1,099,408.59-1,649,320.04-416,500.00

Finding the Fourth Proportional to 1,099,408.59, 1,649,320.04 and 416,500.00

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Solution

The fourth proportional to 1,099,408.59, 1,649,320.04 and 416,500.00 is: 624,828.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,408.59 : 1,649,320.04 = 416,500.00 : x
  2. Step 2: Convert to fraction form
    1,099,408.59/1,649,320.04 = 416,500.00/x
  3. Step 3: Cross multiply
    1,099,408.59x = 1,649,320.04 × 416,500.00
  4. Step 4: Simplify right side
    1,099,408.59x = 686,941,786,330.90
  5. Step 5: Solve for x
    x = 686,941,786,330.90/1,099,408.59
  6. Step 6: Final answer
    x = 624,828.47

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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.