Home / 542,919.15-813,985.07-364,984.83

Finding the Fourth Proportional to 542,919.15, 813,985.07 and 364,984.83

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Solution

The fourth proportional to 542,919.15, 813,985.07 and 364,984.83 is: 547,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,919.15 : 813,985.07 = 364,984.83 : x
  2. Step 2: Convert to fraction form
    542,919.15/813,985.07 = 364,984.83/x
  3. Step 3: Cross multiply
    542,919.15x = 813,985.07 × 364,984.83
  4. Step 4: Simplify right side
    542,919.15x = 297,092,200,571.56
  5. Step 5: Solve for x
    x = 297,092,200,571.56/542,919.15
  6. Step 6: Final answer
    x = 547,212.60

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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.