Home / 231,505.40-347,258.10-175,518.20

Finding the Fourth Proportional to 231,505.40, 347,258.10 and 175,518.20

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Solution

The fourth proportional to 231,505.40, 347,258.10 and 175,518.20 is: 263,277.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,505.40 : 347,258.10 = 175,518.20 : x
  2. Step 2: Convert to fraction form
    231,505.40/347,258.10 = 175,518.20/x
  3. Step 3: Cross multiply
    231,505.40x = 347,258.10 × 175,518.20
  4. Step 4: Simplify right side
    231,505.40x = 60,950,116,647.42
  5. Step 5: Solve for x
    x = 60,950,116,647.42/231,505.40
  6. Step 6: Final answer
    x = 263,277.30

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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.