Home / 567,946.48-783,766.20-313,298.32

Finding the Fourth Proportional to 567,946.48, 783,766.20 and 313,298.32

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Solution

The fourth proportional to 567,946.48, 783,766.20 and 313,298.32 is: 432,351.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,946.48 : 783,766.20 = 313,298.32 : x
  2. Step 2: Convert to fraction form
    567,946.48/783,766.20 = 313,298.32/x
  3. Step 3: Cross multiply
    567,946.48x = 783,766.20 × 313,298.32
  4. Step 4: Simplify right side
    567,946.48x = 245,552,633,732.78
  5. Step 5: Solve for x
    x = 245,552,633,732.78/567,946.48
  6. Step 6: Final answer
    x = 432,351.71

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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.