Home / 577,466.27-865,983.67-198,279.35

Finding the Fourth Proportional to 577,466.27, 865,983.67 and 198,279.35

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Solution

The fourth proportional to 577,466.27, 865,983.67 and 198,279.35 is: 297,344.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,466.27 : 865,983.67 = 198,279.35 : x
  2. Step 2: Convert to fraction form
    577,466.27/865,983.67 = 198,279.35/x
  3. Step 3: Cross multiply
    577,466.27x = 865,983.67 × 198,279.35
  4. Step 4: Simplify right side
    577,466.27x = 171,706,674,372.60
  5. Step 5: Solve for x
    x = 171,706,674,372.60/577,466.27
  6. Step 6: Final answer
    x = 297,344.94

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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.