Home / 933,180.60-1,398,734.10-512,758.20

Finding the Fourth Proportional to 933,180.60, 1,398,734.10 and 512,758.20

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Solution

The fourth proportional to 933,180.60, 1,398,734.10 and 512,758.20 is: 768,567.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,180.60 : 1,398,734.10 = 512,758.20 : x
  2. Step 2: Convert to fraction form
    933,180.60/1,398,734.10 = 512,758.20/x
  3. Step 3: Cross multiply
    933,180.60x = 1,398,734.10 × 512,758.20
  4. Step 4: Simplify right side
    933,180.60x = 717,212,379,394.62
  5. Step 5: Solve for x
    x = 717,212,379,394.62/933,180.60
  6. Step 6: Final answer
    x = 768,567.61

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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.