Home / 574,020.05-861,223.68-254,127.74

Finding the Fourth Proportional to 574,020.05, 861,223.68 and 254,127.74

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Solution

The fourth proportional to 574,020.05, 861,223.68 and 254,127.74 is: 381,277.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,020.05 : 861,223.68 = 254,127.74 : x
  2. Step 2: Convert to fraction form
    574,020.05/861,223.68 = 254,127.74/x
  3. Step 3: Cross multiply
    574,020.05x = 861,223.68 × 254,127.74
  4. Step 4: Simplify right side
    574,020.05x = 218,860,823,126.77
  5. Step 5: Solve for x
    x = 218,860,823,126.77/574,020.05
  6. Step 6: Final answer
    x = 381,277.32

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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.