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Finding the Fourth Proportional to 297,508.58, 410,460.44 and 190,140.54

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Solution

The fourth proportional to 297,508.58, 410,460.44 and 190,140.54 is: 262,329.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,508.58 : 410,460.44 = 190,140.54 : x
  2. Step 2: Convert to fraction form
    297,508.58/410,460.44 = 190,140.54/x
  3. Step 3: Cross multiply
    297,508.58x = 410,460.44 × 190,140.54
  4. Step 4: Simplify right side
    297,508.58x = 78,045,169,710.24
  5. Step 5: Solve for x
    x = 78,045,169,710.24/297,508.58
  6. Step 6: Final answer
    x = 262,329.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.