Home / 892,536.84-1,231,393.05-570,435.48

Finding the Fourth Proportional to 892,536.84, 1,231,393.05 and 570,435.48

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Solution

The fourth proportional to 892,536.84, 1,231,393.05 and 570,435.48 is: 787,004.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,536.84 : 1,231,393.05 = 570,435.48 : x
  2. Step 2: Convert to fraction form
    892,536.84/1,231,393.05 = 570,435.48/x
  3. Step 3: Cross multiply
    892,536.84x = 1,231,393.05 × 570,435.48
  4. Step 4: Simplify right side
    892,536.84x = 702,430,285,545.41
  5. Step 5: Solve for x
    x = 702,430,285,545.41/892,536.84
  6. Step 6: Final answer
    x = 787,004.25

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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.