Home / 511,140.89-766,719.34-151,348.25

Finding the Fourth Proportional to 511,140.89, 766,719.34 and 151,348.25

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Solution

The fourth proportional to 511,140.89, 766,719.34 and 151,348.25 is: 227,024.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,140.89 : 766,719.34 = 151,348.25 : x
  2. Step 2: Convert to fraction form
    511,140.89/766,719.34 = 151,348.25/x
  3. Step 3: Cross multiply
    511,140.89x = 766,719.34 × 151,348.25
  4. Step 4: Simplify right side
    511,140.89x = 116,041,631,888.58
  5. Step 5: Solve for x
    x = 116,041,631,888.58/511,140.89
  6. Step 6: Final answer
    x = 227,024.75

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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.