Home / 1,093,598.82-1,640,398.23-345,586.50

Finding the Fourth Proportional to 1,093,598.82, 1,640,398.23 and 345,586.50

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Solution

The fourth proportional to 1,093,598.82, 1,640,398.23 and 345,586.50 is: 518,379.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,598.82 : 1,640,398.23 = 345,586.50 : x
  2. Step 2: Convert to fraction form
    1,093,598.82/1,640,398.23 = 345,586.50/x
  3. Step 3: Cross multiply
    1,093,598.82x = 1,640,398.23 × 345,586.50
  4. Step 4: Simplify right side
    1,093,598.82x = 566,899,482,911.90
  5. Step 5: Solve for x
    x = 566,899,482,911.90/1,093,598.82
  6. Step 6: Final answer
    x = 518,379.75

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Double scale
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Similar ratio
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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.