Home / 844,295.40-1,165,111.78-462,315.24

Finding the Fourth Proportional to 844,295.40, 1,165,111.78 and 462,315.24

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Solution

The fourth proportional to 844,295.40, 1,165,111.78 and 462,315.24 is: 637,986.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,295.40 : 1,165,111.78 = 462,315.24 : x
  2. Step 2: Convert to fraction form
    844,295.40/1,165,111.78 = 462,315.24/x
  3. Step 3: Cross multiply
    844,295.40x = 1,165,111.78 × 462,315.24
  4. Step 4: Simplify right side
    844,295.40x = 538,648,932,197.53
  5. Step 5: Solve for x
    x = 538,648,932,197.53/844,295.40
  6. Step 6: Final answer
    x = 637,986.34

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Double scale
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1.5x scale

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.