Home / 346,738.60-520,205.10-169,251.40

Finding the Fourth Proportional to 346,738.60, 520,205.10 and 169,251.40

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Solution

The fourth proportional to 346,738.60, 520,205.10 and 169,251.40 is: 253,924.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,738.60 : 520,205.10 = 169,251.40 : x
  2. Step 2: Convert to fraction form
    346,738.60/520,205.10 = 169,251.40/x
  3. Step 3: Cross multiply
    346,738.60x = 520,205.10 × 169,251.40
  4. Step 4: Simplify right side
    346,738.60x = 88,045,441,462.14
  5. Step 5: Solve for x
    x = 88,045,441,462.14/346,738.60
  6. Step 6: Final answer
    x = 253,924.55

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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.