Home / 412,510.29-569,290.50-231,222.26

Finding the Fourth Proportional to 412,510.29, 569,290.50 and 231,222.26

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Solution

The fourth proportional to 412,510.29, 569,290.50 and 231,222.26 is: 319,101.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,510.29 : 569,290.50 = 231,222.26 : x
  2. Step 2: Convert to fraction form
    412,510.29/569,290.50 = 231,222.26/x
  3. Step 3: Cross multiply
    412,510.29x = 569,290.50 × 231,222.26
  4. Step 4: Simplify right side
    412,510.29x = 131,632,637,429.76
  5. Step 5: Solve for x
    x = 131,632,637,429.76/412,510.29
  6. Step 6: Final answer
    x = 319,101.47

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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.