Home / 527,059.20-789,033.60-349,766.40

Finding the Fourth Proportional to 527,059.20, 789,033.60 and 349,766.40

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Solution

The fourth proportional to 527,059.20, 789,033.60 and 349,766.40 is: 523,617.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,059.20 : 789,033.60 = 349,766.40 : x
  2. Step 2: Convert to fraction form
    527,059.20/789,033.60 = 349,766.40/x
  3. Step 3: Cross multiply
    527,059.20x = 789,033.60 × 349,766.40
  4. Step 4: Simplify right side
    527,059.20x = 275,977,441,751.04
  5. Step 5: Solve for x
    x = 275,977,441,751.04/527,059.20
  6. Step 6: Final answer
    x = 523,617.54

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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.