Home / 251,845.20-377,767.80-249,512.40

Finding the Fourth Proportional to 251,845.20, 377,767.80 and 249,512.40

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Solution

The fourth proportional to 251,845.20, 377,767.80 and 249,512.40 is: 374,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,845.20 : 377,767.80 = 249,512.40 : x
  2. Step 2: Convert to fraction form
    251,845.20/377,767.80 = 249,512.40/x
  3. Step 3: Cross multiply
    251,845.20x = 377,767.80 × 249,512.40
  4. Step 4: Simplify right side
    251,845.20x = 94,257,750,420.72
  5. Step 5: Solve for x
    x = 94,257,750,420.72/251,845.20
  6. Step 6: Final answer
    x = 374,268.60

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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.