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Finding the Fourth Proportional to 304,481.70, 456,722.55 and 94,140.90

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Solution

The fourth proportional to 304,481.70, 456,722.55 and 94,140.90 is: 141,211.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,481.70 : 456,722.55 = 94,140.90 : x
  2. Step 2: Convert to fraction form
    304,481.70/456,722.55 = 94,140.90/x
  3. Step 3: Cross multiply
    304,481.70x = 456,722.55 × 94,140.90
  4. Step 4: Simplify right side
    304,481.70x = 42,996,271,907.30
  5. Step 5: Solve for x
    x = 42,996,271,907.30/304,481.70
  6. Step 6: Final answer
    x = 141,211.35

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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.