Home / 827,295.42-1,141,605.43-464,648.45

Finding the Fourth Proportional to 827,295.42, 1,141,605.43 and 464,648.45

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Solution

The fourth proportional to 827,295.42, 1,141,605.43 and 464,648.45 is: 641,179.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,295.42 : 1,141,605.43 = 464,648.45 : x
  2. Step 2: Convert to fraction form
    827,295.42/1,141,605.43 = 464,648.45/x
  3. Step 3: Cross multiply
    827,295.42x = 1,141,605.43 × 464,648.45
  4. Step 4: Simplify right side
    827,295.42x = 530,445,193,561.08
  5. Step 5: Solve for x
    x = 530,445,193,561.08/827,295.42
  6. Step 6: Final answer
    x = 641,179.90

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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.