Home / 743,374.80-1,025,945.16-441,570

Finding the Fourth Proportional to 743,374.80, 1,025,945.16 and 441,570

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Solution

The fourth proportional to 743,374.80, 1,025,945.16 and 441,570 is: 609,418.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,374.80 : 1,025,945.16 = 441,570 : x
  2. Step 2: Convert to fraction form
    743,374.80/1,025,945.16 = 441,570/x
  3. Step 3: Cross multiply
    743,374.80x = 1,025,945.16 × 441,570
  4. Step 4: Simplify right side
    743,374.80x = 453,026,604,301.20
  5. Step 5: Solve for x
    x = 453,026,604,301.20/743,374.80
  6. Step 6: Final answer
    x = 609,418.83

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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.