Home / 788,760.59-1,182,907.34-220,004.55

Finding the Fourth Proportional to 788,760.59, 1,182,907.34 and 220,004.55

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Solution

The fourth proportional to 788,760.59, 1,182,907.34 and 220,004.55 is: 329,941.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,760.59 : 1,182,907.34 = 220,004.55 : x
  2. Step 2: Convert to fraction form
    788,760.59/1,182,907.34 = 220,004.55/x
  3. Step 3: Cross multiply
    788,760.59x = 1,182,907.34 × 220,004.55
  4. Step 4: Simplify right side
    788,760.59x = 260,244,991,113.86
  5. Step 5: Solve for x
    x = 260,244,991,113.86/788,760.59
  6. Step 6: Final answer
    x = 329,941.68

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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.