Home / 768,998.20-1,153,151.70-295,526.20

Finding the Fourth Proportional to 768,998.20, 1,153,151.70 and 295,526.20

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Solution

The fourth proportional to 768,998.20, 1,153,151.70 and 295,526.20 is: 443,156.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,998.20 : 1,153,151.70 = 295,526.20 : x
  2. Step 2: Convert to fraction form
    768,998.20/1,153,151.70 = 295,526.20/x
  3. Step 3: Cross multiply
    768,998.20x = 1,153,151.70 × 295,526.20
  4. Step 4: Simplify right side
    768,998.20x = 340,786,539,924.54
  5. Step 5: Solve for x
    x = 340,786,539,924.54/768,998.20
  6. Step 6: Final answer
    x = 443,156.49

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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.