Home / 413,240.19-570,232.06-231,910.55

Finding the Fourth Proportional to 413,240.19, 570,232.06 and 231,910.55

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Solution

The fourth proportional to 413,240.19, 570,232.06 and 231,910.55 is: 320,014.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,240.19 : 570,232.06 = 231,910.55 : x
  2. Step 2: Convert to fraction form
    413,240.19/570,232.06 = 231,910.55/x
  3. Step 3: Cross multiply
    413,240.19x = 570,232.06 × 231,910.55
  4. Step 4: Simplify right side
    413,240.19x = 132,242,830,662.23
  5. Step 5: Solve for x
    x = 132,242,830,662.23/413,240.19
  6. Step 6: Final answer
    x = 320,014.45

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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.