Home / 894,763.44-1,234,802.70-512,862.30

Finding the Fourth Proportional to 894,763.44, 1,234,802.70 and 512,862.30

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Solution

The fourth proportional to 894,763.44, 1,234,802.70 and 512,862.30 is: 707,766.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,763.44 : 1,234,802.70 = 512,862.30 : x
  2. Step 2: Convert to fraction form
    894,763.44/1,234,802.70 = 512,862.30/x
  3. Step 3: Cross multiply
    894,763.44x = 1,234,802.70 × 512,862.30
  4. Step 4: Simplify right side
    894,763.44x = 633,283,752,768.21
  5. Step 5: Solve for x
    x = 633,283,752,768.21/894,763.44
  6. Step 6: Final answer
    x = 707,766.68

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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.