Home / 826,362.35-1,140,491.32-463,806.05

Finding the Fourth Proportional to 826,362.35, 1,140,491.32 and 463,806.05

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Solution

The fourth proportional to 826,362.35, 1,140,491.32 and 463,806.05 is: 640,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,362.35 : 1,140,491.32 = 463,806.05 : x
  2. Step 2: Convert to fraction form
    826,362.35/1,140,491.32 = 463,806.05/x
  3. Step 3: Cross multiply
    826,362.35x = 1,140,491.32 × 463,806.05
  4. Step 4: Simplify right side
    826,362.35x = 528,966,776,350.69
  5. Step 5: Solve for x
    x = 528,966,776,350.69/826,362.35
  6. Step 6: Final answer
    x = 640,114.80

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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.