Home / 577,186.38-865,874.34-177,818.40

Finding the Fourth Proportional to 577,186.38, 865,874.34 and 177,818.40

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Solution

The fourth proportional to 577,186.38, 865,874.34 and 177,818.40 is: 266,756.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,186.38 : 865,874.34 = 177,818.40 : x
  2. Step 2: Convert to fraction form
    577,186.38/865,874.34 = 177,818.40/x
  3. Step 3: Cross multiply
    577,186.38x = 865,874.34 × 177,818.40
  4. Step 4: Simplify right side
    577,186.38x = 153,968,389,739.86
  5. Step 5: Solve for x
    x = 153,968,389,739.86/577,186.38
  6. Step 6: Final answer
    x = 266,756.80

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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.