Home / 495,611.60-683,940.36-269,258.96

Finding the Fourth Proportional to 495,611.60, 683,940.36 and 269,258.96

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Solution

The fourth proportional to 495,611.60, 683,940.36 and 269,258.96 is: 371,575.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,611.60 : 683,940.36 = 269,258.96 : x
  2. Step 2: Convert to fraction form
    495,611.60/683,940.36 = 269,258.96/x
  3. Step 3: Cross multiply
    495,611.60x = 683,940.36 × 269,258.96
  4. Step 4: Simplify right side
    495,611.60x = 184,157,070,035.63
  5. Step 5: Solve for x
    x = 184,157,070,035.63/495,611.60
  6. Step 6: Final answer
    x = 371,575.38

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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.