Home / 744,155.20-1,026,922.08-404,632

Finding the Fourth Proportional to 744,155.20, 1,026,922.08 and 404,632

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Solution

The fourth proportional to 744,155.20, 1,026,922.08 and 404,632 is: 558,385.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,155.20 : 1,026,922.08 = 404,632 : x
  2. Step 2: Convert to fraction form
    744,155.20/1,026,922.08 = 404,632/x
  3. Step 3: Cross multiply
    744,155.20x = 1,026,922.08 × 404,632
  4. Step 4: Simplify right side
    744,155.20x = 415,525,535,074.56
  5. Step 5: Solve for x
    x = 415,525,535,074.56/744,155.20
  6. Step 6: Final answer
    x = 558,385.58

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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.