Home / 628,811.60-943,132.35-250,011.05

Finding the Fourth Proportional to 628,811.60, 943,132.35 and 250,011.05

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Solution

The fourth proportional to 628,811.60, 943,132.35 and 250,011.05 is: 374,982.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,811.60 : 943,132.35 = 250,011.05 : x
  2. Step 2: Convert to fraction form
    628,811.60/943,132.35 = 250,011.05/x
  3. Step 3: Cross multiply
    628,811.60x = 943,132.35 × 250,011.05
  4. Step 4: Simplify right side
    628,811.60x = 235,793,509,112.47
  5. Step 5: Solve for x
    x = 235,793,509,112.47/628,811.60
  6. Step 6: Final answer
    x = 374,982.76

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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.