Home / 741,134.40-1,111,701.60-242,548.80

Finding the Fourth Proportional to 741,134.40, 1,111,701.60 and 242,548.80

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Solution

The fourth proportional to 741,134.40, 1,111,701.60 and 242,548.80 is: 363,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,134.40 : 1,111,701.60 = 242,548.80 : x
  2. Step 2: Convert to fraction form
    741,134.40/1,111,701.60 = 242,548.80/x
  3. Step 3: Cross multiply
    741,134.40x = 1,111,701.60 × 242,548.80
  4. Step 4: Simplify right side
    741,134.40x = 269,641,889,038.08
  5. Step 5: Solve for x
    x = 269,641,889,038.08/741,134.40
  6. Step 6: Final answer
    x = 363,823.20

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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.