Home / 700,026.60-1,050,558.30-279,604.20

Finding the Fourth Proportional to 700,026.60, 1,050,558.30 and 279,604.20

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Solution

The fourth proportional to 700,026.60, 1,050,558.30 and 279,604.20 is: 419,613.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,026.60 : 1,050,558.30 = 279,604.20 : x
  2. Step 2: Convert to fraction form
    700,026.60/1,050,558.30 = 279,604.20/x
  3. Step 3: Cross multiply
    700,026.60x = 1,050,558.30 × 279,604.20
  4. Step 4: Simplify right side
    700,026.60x = 293,740,513,024.86
  5. Step 5: Solve for x
    x = 293,740,513,024.86/700,026.60
  6. Step 6: Final answer
    x = 419,613.36

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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.