Home / 897,243.13-1,238,161.30-494,835.13

Finding the Fourth Proportional to 897,243.13, 1,238,161.30 and 494,835.13

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Solution

The fourth proportional to 897,243.13, 1,238,161.30 and 494,835.13 is: 682,853.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,243.13 : 1,238,161.30 = 494,835.13 : x
  2. Step 2: Convert to fraction form
    897,243.13/1,238,161.30 = 494,835.13/x
  3. Step 3: Cross multiply
    897,243.13x = 1,238,161.30 × 494,835.13
  4. Step 4: Simplify right side
    897,243.13x = 612,685,707,846.47
  5. Step 5: Solve for x
    x = 612,685,707,846.47/897,243.13
  6. Step 6: Final answer
    x = 682,853.61

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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.