Home / 857,763.90-1,183,691.34-495,175.50

Finding the Fourth Proportional to 857,763.90, 1,183,691.34 and 495,175.50

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Solution

The fourth proportional to 857,763.90, 1,183,691.34 and 495,175.50 is: 683,329.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,763.90 : 1,183,691.34 = 495,175.50 : x
  2. Step 2: Convert to fraction form
    857,763.90/1,183,691.34 = 495,175.50/x
  3. Step 3: Cross multiply
    857,763.90x = 1,183,691.34 × 495,175.50
  4. Step 4: Simplify right side
    857,763.90x = 586,134,951,130.17
  5. Step 5: Solve for x
    x = 586,134,951,130.17/857,763.90
  6. Step 6: Final answer
    x = 683,329.00

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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.