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Finding the Fourth Proportional to 346,592.30, 519,888.45 and 196,774.70

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Solution

The fourth proportional to 346,592.30, 519,888.45 and 196,774.70 is: 295,162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,592.30 : 519,888.45 = 196,774.70 : x
  2. Step 2: Convert to fraction form
    346,592.30/519,888.45 = 196,774.70/x
  3. Step 3: Cross multiply
    346,592.30x = 519,888.45 × 196,774.70
  4. Step 4: Simplify right side
    346,592.30x = 102,300,893,782.22
  5. Step 5: Solve for x
    x = 102,300,893,782.22/346,592.30
  6. Step 6: Final answer
    x = 295,162.05

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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.