Home / 787,027.32-1,180,613.34-337,646.88

Finding the Fourth Proportional to 787,027.32, 1,180,613.34 and 337,646.88

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Solution

The fourth proportional to 787,027.32, 1,180,613.34 and 337,646.88 is: 506,501.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,027.32 : 1,180,613.34 = 337,646.88 : x
  2. Step 2: Convert to fraction form
    787,027.32/1,180,613.34 = 337,646.88/x
  3. Step 3: Cross multiply
    787,027.32x = 1,180,613.34 × 337,646.88
  4. Step 4: Simplify right side
    787,027.32x = 398,630,410,737.38
  5. Step 5: Solve for x
    x = 398,630,410,737.38/787,027.32
  6. Step 6: Final answer
    x = 506,501.36

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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.