Home / 702,437.42-1,053,010.26-253,048.38

Finding the Fourth Proportional to 702,437.42, 1,053,010.26 and 253,048.38

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Solution

The fourth proportional to 702,437.42, 1,053,010.26 and 253,048.38 is: 379,339.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,437.42 : 1,053,010.26 = 253,048.38 : x
  2. Step 2: Convert to fraction form
    702,437.42/1,053,010.26 = 253,048.38/x
  3. Step 3: Cross multiply
    702,437.42x = 1,053,010.26 × 253,048.38
  4. Step 4: Simplify right side
    702,437.42x = 266,462,540,416.38
  5. Step 5: Solve for x
    x = 266,462,540,416.38/702,437.42
  6. Step 6: Final answer
    x = 379,339.90

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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.