Home / 1,099,698.68-1,649,777.65-341,520.45

Finding the Fourth Proportional to 1,099,698.68, 1,649,777.65 and 341,520.45

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Solution

The fourth proportional to 1,099,698.68, 1,649,777.65 and 341,520.45 is: 512,351.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,698.68 : 1,649,777.65 = 341,520.45 : x
  2. Step 2: Convert to fraction form
    1,099,698.68/1,649,777.65 = 341,520.45/x
  3. Step 3: Cross multiply
    1,099,698.68x = 1,649,777.65 × 341,520.45
  4. Step 4: Simplify right side
    1,099,698.68x = 563,432,808,628.00
  5. Step 5: Solve for x
    x = 563,432,808,628.00/1,099,698.68
  6. Step 6: Final answer
    x = 512,351.99

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1.5x scale

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.