Home / 882,813.40-1,218,198.29-495,540.11

Finding the Fourth Proportional to 882,813.40, 1,218,198.29 and 495,540.11

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Solution

The fourth proportional to 882,813.40, 1,218,198.29 and 495,540.11 is: 683,798.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,813.40 : 1,218,198.29 = 495,540.11 : x
  2. Step 2: Convert to fraction form
    882,813.40/1,218,198.29 = 495,540.11/x
  3. Step 3: Cross multiply
    882,813.40x = 1,218,198.29 × 495,540.11
  4. Step 4: Simplify right side
    882,813.40x = 603,666,115,196.21
  5. Step 5: Solve for x
    x = 603,666,115,196.21/882,813.40
  6. Step 6: Final answer
    x = 683,798.09

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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.