Home / 893,230.38-1,232,763.84-511,380.18

Finding the Fourth Proportional to 893,230.38, 1,232,763.84 and 511,380.18

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Solution

The fourth proportional to 893,230.38, 1,232,763.84 and 511,380.18 is: 705,765.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,230.38 : 1,232,763.84 = 511,380.18 : x
  2. Step 2: Convert to fraction form
    893,230.38/1,232,763.84 = 511,380.18/x
  3. Step 3: Cross multiply
    893,230.38x = 1,232,763.84 × 511,380.18
  4. Step 4: Simplify right side
    893,230.38x = 630,410,994,396.69
  5. Step 5: Solve for x
    x = 630,410,994,396.69/893,230.38
  6. Step 6: Final answer
    x = 705,765.29

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Double scale
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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.