Home / 733,811.40-1,099,404.90-620,962.20

Finding the Fourth Proportional to 733,811.40, 1,099,404.90 and 620,962.20

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Solution

The fourth proportional to 733,811.40, 1,099,404.90 and 620,962.20 is: 930,332.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,811.40 : 1,099,404.90 = 620,962.20 : x
  2. Step 2: Convert to fraction form
    733,811.40/1,099,404.90 = 620,962.20/x
  3. Step 3: Cross multiply
    733,811.40x = 1,099,404.90 × 620,962.20
  4. Step 4: Simplify right side
    733,811.40x = 682,688,885,394.78
  5. Step 5: Solve for x
    x = 682,688,885,394.78/733,811.40
  6. Step 6: Final answer
    x = 930,332.90

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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.