Home / 356,732.14-492,271.54-203,740.25

Finding the Fourth Proportional to 356,732.14, 492,271.54 and 203,740.25

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Solution

The fourth proportional to 356,732.14, 492,271.54 and 203,740.25 is: 281,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,732.14 : 492,271.54 = 203,740.25 : x
  2. Step 2: Convert to fraction form
    356,732.14/492,271.54 = 203,740.25/x
  3. Step 3: Cross multiply
    356,732.14x = 492,271.54 × 203,740.25
  4. Step 4: Simplify right side
    356,732.14x = 100,295,526,627.49
  5. Step 5: Solve for x
    x = 100,295,526,627.49/356,732.14
  6. Step 6: Final answer
    x = 281,150.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.