Home / 700,301.70-1,050,452.55-670,777.20

Finding the Fourth Proportional to 700,301.70, 1,050,452.55 and 670,777.20

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Solution

The fourth proportional to 700,301.70, 1,050,452.55 and 670,777.20 is: 1,006,165.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,301.70 : 1,050,452.55 = 670,777.20 : x
  2. Step 2: Convert to fraction form
    700,301.70/1,050,452.55 = 670,777.20/x
  3. Step 3: Cross multiply
    700,301.70x = 1,050,452.55 × 670,777.20
  4. Step 4: Simplify right side
    700,301.70x = 704,619,620,221.86
  5. Step 5: Solve for x
    x = 704,619,620,221.86/700,301.70
  6. Step 6: Final answer
    x = 1,006,165.80

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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.