Home / 898,245.58-1,239,535.38-511,024.54

Finding the Fourth Proportional to 898,245.58, 1,239,535.38 and 511,024.54

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Solution

The fourth proportional to 898,245.58, 1,239,535.38 and 511,024.54 is: 705,189.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,245.58 : 1,239,535.38 = 511,024.54 : x
  2. Step 2: Convert to fraction form
    898,245.58/1,239,535.38 = 511,024.54/x
  3. Step 3: Cross multiply
    898,245.58x = 1,239,535.38 × 511,024.54
  4. Step 4: Simplify right side
    898,245.58x = 633,432,997,378.23
  5. Step 5: Solve for x
    x = 633,432,997,378.23/898,245.58
  6. Step 6: Final answer
    x = 705,189.11

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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.