Home / 827,294.42-1,141,604.05-464,647.45

Finding the Fourth Proportional to 827,294.42, 1,141,604.05 and 464,647.45

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Solution

The fourth proportional to 827,294.42, 1,141,604.05 and 464,647.45 is: 641,178.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,294.42 : 1,141,604.05 = 464,647.45 : x
  2. Step 2: Convert to fraction form
    827,294.42/1,141,604.05 = 464,647.45/x
  3. Step 3: Cross multiply
    827,294.42x = 1,141,604.05 × 464,647.45
  4. Step 4: Simplify right side
    827,294.42x = 530,443,410,742.17
  5. Step 5: Solve for x
    x = 530,443,410,742.17/827,294.42
  6. Step 6: Final answer
    x = 641,178.52

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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.