Home / 827,551.04-1,142,004.48-464,976.32

Finding the Fourth Proportional to 827,551.04, 1,142,004.48 and 464,976.32

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Solution

The fourth proportional to 827,551.04, 1,142,004.48 and 464,976.32 is: 641,658.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,551.04 : 1,142,004.48 = 464,976.32 : x
  2. Step 2: Convert to fraction form
    827,551.04/1,142,004.48 = 464,976.32/x
  3. Step 3: Cross multiply
    827,551.04x = 1,142,004.48 × 464,976.32
  4. Step 4: Simplify right side
    827,551.04x = 531,005,040,533.91
  5. Step 5: Solve for x
    x = 531,005,040,533.91/827,551.04
  6. Step 6: Final answer
    x = 641,658.36

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Double scale
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Similar ratio
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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.