Home / 346,529.80-520,086.30-136,318.60

Finding the Fourth Proportional to 346,529.80, 520,086.30 and 136,318.60

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Solution

The fourth proportional to 346,529.80, 520,086.30 and 136,318.60 is: 204,592.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,529.80 : 520,086.30 = 136,318.60 : x
  2. Step 2: Convert to fraction form
    346,529.80/520,086.30 = 136,318.60/x
  3. Step 3: Cross multiply
    346,529.80x = 520,086.30 × 136,318.60
  4. Step 4: Simplify right side
    346,529.80x = 70,897,436,295.18
  5. Step 5: Solve for x
    x = 70,897,436,295.18/346,529.80
  6. Step 6: Final answer
    x = 204,592.61

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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.