Home / 807,601.60-1,114,539.80-445,025.28

Finding the Fourth Proportional to 807,601.60, 1,114,539.80 and 445,025.28

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Solution

The fourth proportional to 807,601.60, 1,114,539.80 and 445,025.28 is: 614,162.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,601.60 : 1,114,539.80 = 445,025.28 : x
  2. Step 2: Convert to fraction form
    807,601.60/1,114,539.80 = 445,025.28/x
  3. Step 3: Cross multiply
    807,601.60x = 1,114,539.80 × 445,025.28
  4. Step 4: Simplify right side
    807,601.60x = 495,998,386,566.14
  5. Step 5: Solve for x
    x = 495,998,386,566.14/807,601.60
  6. Step 6: Final answer
    x = 614,162.21

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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.