Home / 971,913.66-1,457,974.17-411,004.86

Finding the Fourth Proportional to 971,913.66, 1,457,974.17 and 411,004.86

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Solution

The fourth proportional to 971,913.66, 1,457,974.17 and 411,004.86 is: 616,551.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,913.66 : 1,457,974.17 = 411,004.86 : x
  2. Step 2: Convert to fraction form
    971,913.66/1,457,974.17 = 411,004.86/x
  3. Step 3: Cross multiply
    971,913.66x = 1,457,974.17 × 411,004.86
  4. Step 4: Simplify right side
    971,913.66x = 599,234,469,624.47
  5. Step 5: Solve for x
    x = 599,234,469,624.47/971,913.66
  6. Step 6: Final answer
    x = 616,551.13

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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.