Home / 656,076.27-905,554.17-427,204.83

Finding the Fourth Proportional to 656,076.27, 905,554.17 and 427,204.83

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Solution

The fourth proportional to 656,076.27, 905,554.17 and 427,204.83 is: 589,652.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,076.27 : 905,554.17 = 427,204.83 : x
  2. Step 2: Convert to fraction form
    656,076.27/905,554.17 = 427,204.83/x
  3. Step 3: Cross multiply
    656,076.27x = 905,554.17 × 427,204.83
  4. Step 4: Simplify right side
    656,076.27x = 386,857,115,250.64
  5. Step 5: Solve for x
    x = 386,857,115,250.64/656,076.27
  6. Step 6: Final answer
    x = 589,652.66

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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.