Home / 702,387.40-1,053,474.18-229,072

Finding the Fourth Proportional to 702,387.40, 1,053,474.18 and 229,072

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Solution

The fourth proportional to 702,387.40, 1,053,474.18 and 229,072 is: 343,573.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,387.40 : 1,053,474.18 = 229,072 : x
  2. Step 2: Convert to fraction form
    702,387.40/1,053,474.18 = 229,072/x
  3. Step 3: Cross multiply
    702,387.40x = 1,053,474.18 × 229,072
  4. Step 4: Simplify right side
    702,387.40x = 241,321,437,360.96
  5. Step 5: Solve for x
    x = 241,321,437,360.96/702,387.40
  6. Step 6: Final answer
    x = 343,573.13

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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.