Home / 720,110.94-1,080,153.45-246,798.78

Finding the Fourth Proportional to 720,110.94, 1,080,153.45 and 246,798.78

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Solution

The fourth proportional to 720,110.94, 1,080,153.45 and 246,798.78 is: 370,193.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,110.94 : 1,080,153.45 = 246,798.78 : x
  2. Step 2: Convert to fraction form
    720,110.94/1,080,153.45 = 246,798.78/x
  3. Step 3: Cross multiply
    720,110.94x = 1,080,153.45 × 246,798.78
  4. Step 4: Simplify right side
    720,110.94x = 266,580,553,672.79
  5. Step 5: Solve for x
    x = 266,580,553,672.79/720,110.94
  6. Step 6: Final answer
    x = 370,193.73

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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.