Home / 296,086.80-444,130.20-263,427.60

Finding the Fourth Proportional to 296,086.80, 444,130.20 and 263,427.60

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Solution

The fourth proportional to 296,086.80, 444,130.20 and 263,427.60 is: 395,141.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,086.80 : 444,130.20 = 263,427.60 : x
  2. Step 2: Convert to fraction form
    296,086.80/444,130.20 = 263,427.60/x
  3. Step 3: Cross multiply
    296,086.80x = 444,130.20 × 263,427.60
  4. Step 4: Simplify right side
    296,086.80x = 116,996,152,673.52
  5. Step 5: Solve for x
    x = 116,996,152,673.52/296,086.80
  6. Step 6: Final answer
    x = 395,141.40

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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.