Home / 827,983.80-1,241,319.60-454,006.80

Finding the Fourth Proportional to 827,983.80, 1,241,319.60 and 454,006.80

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Solution

The fourth proportional to 827,983.80, 1,241,319.60 and 454,006.80 is: 680,650.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,983.80 : 1,241,319.60 = 454,006.80 : x
  2. Step 2: Convert to fraction form
    827,983.80/1,241,319.60 = 454,006.80/x
  3. Step 3: Cross multiply
    827,983.80x = 1,241,319.60 × 454,006.80
  4. Step 4: Simplify right side
    827,983.80x = 563,567,539,373.28
  5. Step 5: Solve for x
    x = 563,567,539,373.28/827,983.80
  6. Step 6: Final answer
    x = 680,650.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.