Home / 447,247.17-616,983.89-265,830.46

Finding the Fourth Proportional to 447,247.17, 616,983.89 and 265,830.46

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Solution

The fourth proportional to 447,247.17, 616,983.89 and 265,830.46 is: 366,716.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,247.17 : 616,983.89 = 265,830.46 : x
  2. Step 2: Convert to fraction form
    447,247.17/616,983.89 = 265,830.46/x
  3. Step 3: Cross multiply
    447,247.17x = 616,983.89 × 265,830.46
  4. Step 4: Simplify right side
    447,247.17x = 164,013,108,419.68
  5. Step 5: Solve for x
    x = 164,013,108,419.68/447,247.17
  6. Step 6: Final answer
    x = 366,716.93

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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.