Home / 318,268.43-439,211.73-175,037.55

Finding the Fourth Proportional to 318,268.43, 439,211.73 and 175,037.55

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Solution

The fourth proportional to 318,268.43, 439,211.73 and 175,037.55 is: 241,552.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,268.43 : 439,211.73 = 175,037.55 : x
  2. Step 2: Convert to fraction form
    318,268.43/439,211.73 = 175,037.55/x
  3. Step 3: Cross multiply
    318,268.43x = 439,211.73 × 175,037.55
  4. Step 4: Simplify right side
    318,268.43x = 76,878,545,150.46
  5. Step 5: Solve for x
    x = 76,878,545,150.46/318,268.43
  6. Step 6: Final answer
    x = 241,552.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.