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Finding the Fourth Proportional to 346,796.20, 520,064.70 and 241,301.80

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Solution

The fourth proportional to 346,796.20, 520,064.70 and 241,301.80 is: 361,862.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,796.20 : 520,064.70 = 241,301.80 : x
  2. Step 2: Convert to fraction form
    346,796.20/520,064.70 = 241,301.80/x
  3. Step 3: Cross multiply
    346,796.20x = 520,064.70 × 241,301.80
  4. Step 4: Simplify right side
    346,796.20x = 125,492,548,226.46
  5. Step 5: Solve for x
    x = 125,492,548,226.46/346,796.20
  6. Step 6: Final answer
    x = 361,862.52

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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.