Home / 495,435.16-683,699.92-269,079.04

Finding the Fourth Proportional to 495,435.16, 683,699.92 and 269,079.04

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Solution

The fourth proportional to 495,435.16, 683,699.92 and 269,079.04 is: 371,328.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,435.16 : 683,699.92 = 269,079.04 : x
  2. Step 2: Convert to fraction form
    495,435.16/683,699.92 = 269,079.04/x
  3. Step 3: Cross multiply
    495,435.16x = 683,699.92 × 269,079.04
  4. Step 4: Simplify right side
    495,435.16x = 183,969,318,121.68
  5. Step 5: Solve for x
    x = 183,969,318,121.68/495,435.16
  6. Step 6: Final answer
    x = 371,328.75

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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.