Home / 495,061.72-683,166.88-268,702.36

Finding the Fourth Proportional to 495,061.72, 683,166.88 and 268,702.36

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Solution

The fourth proportional to 495,061.72, 683,166.88 and 268,702.36 is: 370,799.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,061.72 : 683,166.88 = 268,702.36 : x
  2. Step 2: Convert to fraction form
    495,061.72/683,166.88 = 268,702.36/x
  3. Step 3: Cross multiply
    495,061.72x = 683,166.88 × 268,702.36
  4. Step 4: Simplify right side
    495,061.72x = 183,568,552,929.84
  5. Step 5: Solve for x
    x = 183,568,552,929.84/495,061.72
  6. Step 6: Final answer
    x = 370,799.33

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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.