Home / 913,311.01-1,260,389.76-591,581.10

Finding the Fourth Proportional to 913,311.01, 1,260,389.76 and 591,581.10

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Solution

The fourth proportional to 913,311.01, 1,260,389.76 and 591,581.10 is: 816,395.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,311.01 : 1,260,389.76 = 591,581.10 : x
  2. Step 2: Convert to fraction form
    913,311.01/1,260,389.76 = 591,581.10/x
  3. Step 3: Cross multiply
    913,311.01x = 1,260,389.76 × 591,581.10
  4. Step 4: Simplify right side
    913,311.01x = 745,622,760,649.54
  5. Step 5: Solve for x
    x = 745,622,760,649.54/913,311.01
  6. Step 6: Final answer
    x = 816,395.24

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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.