Home / 886,621.95-1,223,568.48-524,356.34

Finding the Fourth Proportional to 886,621.95, 1,223,568.48 and 524,356.34

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Solution

The fourth proportional to 886,621.95, 1,223,568.48 and 524,356.34 is: 723,629.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,621.95 : 1,223,568.48 = 524,356.34 : x
  2. Step 2: Convert to fraction form
    886,621.95/1,223,568.48 = 524,356.34/x
  3. Step 3: Cross multiply
    886,621.95x = 1,223,568.48 × 524,356.34
  4. Step 4: Simplify right side
    886,621.95x = 641,585,885,760.66
  5. Step 5: Solve for x
    x = 641,585,885,760.66/886,621.95
  6. Step 6: Final answer
    x = 723,629.60

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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.