Home / 827,503.38-1,141,989.94-464,927.94

Finding the Fourth Proportional to 827,503.38, 1,141,989.94 and 464,927.94

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Solution

The fourth proportional to 827,503.38, 1,141,989.94 and 464,927.94 is: 641,620.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,503.38 : 1,141,989.94 = 464,927.94 : x
  2. Step 2: Convert to fraction form
    827,503.38/1,141,989.94 = 464,927.94/x
  3. Step 3: Cross multiply
    827,503.38x = 1,141,989.94 × 464,927.94
  4. Step 4: Simplify right side
    827,503.38x = 530,943,030,304.92
  5. Step 5: Solve for x
    x = 530,943,030,304.92/827,503.38
  6. Step 6: Final answer
    x = 641,620.38

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Double scale
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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.