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Finding the Fourth Proportional to 346,799.70, 520,069.95 and 241,305.30

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Solution

The fourth proportional to 346,799.70, 520,069.95 and 241,305.30 is: 361,867.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,799.70 : 520,069.95 = 241,305.30 : x
  2. Step 2: Convert to fraction form
    346,799.70/520,069.95 = 241,305.30/x
  3. Step 3: Cross multiply
    346,799.70x = 520,069.95 × 241,305.30
  4. Step 4: Simplify right side
    346,799.70x = 125,495,635,305.74
  5. Step 5: Solve for x
    x = 125,495,635,305.74/346,799.70
  6. Step 6: Final answer
    x = 361,867.77

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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.