Home / 362,155.40-543,233.10-263,851.40

Finding the Fourth Proportional to 362,155.40, 543,233.10 and 263,851.40

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Solution

The fourth proportional to 362,155.40, 543,233.10 and 263,851.40 is: 395,777.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,155.40 : 543,233.10 = 263,851.40 : x
  2. Step 2: Convert to fraction form
    362,155.40/543,233.10 = 263,851.40/x
  3. Step 3: Cross multiply
    362,155.40x = 543,233.10 × 263,851.40
  4. Step 4: Simplify right side
    362,155.40x = 143,332,813,961.34
  5. Step 5: Solve for x
    x = 143,332,813,961.34/362,155.40
  6. Step 6: Final answer
    x = 395,777.10

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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.