Home / 546,629.40-819,944.10-192,043.80

Finding the Fourth Proportional to 546,629.40, 819,944.10 and 192,043.80

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Solution

The fourth proportional to 546,629.40, 819,944.10 and 192,043.80 is: 288,065.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,629.40 : 819,944.10 = 192,043.80 : x
  2. Step 2: Convert to fraction form
    546,629.40/819,944.10 = 192,043.80/x
  3. Step 3: Cross multiply
    546,629.40x = 819,944.10 × 192,043.80
  4. Step 4: Simplify right side
    546,629.40x = 157,465,180,751.58
  5. Step 5: Solve for x
    x = 157,465,180,751.58/546,629.40
  6. Step 6: Final answer
    x = 288,065.70

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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.