Home / 546,933.46-818,968.08-439,747.78

Finding the Fourth Proportional to 546,933.46, 818,968.08 and 439,747.78

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Solution

The fourth proportional to 546,933.46, 818,968.08 and 439,747.78 is: 658,470.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,933.46 : 818,968.08 = 439,747.78 : x
  2. Step 2: Convert to fraction form
    546,933.46/818,968.08 = 439,747.78/x
  3. Step 3: Cross multiply
    546,933.46x = 818,968.08 × 439,747.78
  4. Step 4: Simplify right side
    546,933.46x = 360,139,395,070.86
  5. Step 5: Solve for x
    x = 360,139,395,070.86/546,933.46
  6. Step 6: Final answer
    x = 658,470.22

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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.