Home / 495,025.60-683,131.20-268,671.04

Finding the Fourth Proportional to 495,025.60, 683,131.20 and 268,671.04

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Solution

The fourth proportional to 495,025.60, 683,131.20 and 268,671.04 is: 370,763.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,025.60 : 683,131.20 = 268,671.04 : x
  2. Step 2: Convert to fraction form
    495,025.60/683,131.20 = 268,671.04/x
  3. Step 3: Cross multiply
    495,025.60x = 683,131.20 × 268,671.04
  4. Step 4: Simplify right side
    495,025.60x = 183,537,569,960.45
  5. Step 5: Solve for x
    x = 183,537,569,960.45/495,025.60
  6. Step 6: Final answer
    x = 370,763.79

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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.