Home / 495,003.18-683,104.67-268,648.68

Finding the Fourth Proportional to 495,003.18, 683,104.67 and 268,648.68

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Solution

The fourth proportional to 495,003.18, 683,104.67 and 268,648.68 is: 370,735.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,003.18 : 683,104.67 = 268,648.68 : x
  2. Step 2: Convert to fraction form
    495,003.18/683,104.67 = 268,648.68/x
  3. Step 3: Cross multiply
    495,003.18x = 683,104.67 × 268,648.68
  4. Step 4: Simplify right side
    495,003.18x = 183,515,167,897.34
  5. Step 5: Solve for x
    x = 183,515,167,897.34/495,003.18
  6. Step 6: Final answer
    x = 370,735.33

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1.5x scale

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.