Home / 460,429.59-635,383.26-256,480.23

Finding the Fourth Proportional to 460,429.59, 635,383.26 and 256,480.23

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Solution

The fourth proportional to 460,429.59, 635,383.26 and 256,480.23 is: 353,937.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,429.59 : 635,383.26 = 256,480.23 : x
  2. Step 2: Convert to fraction form
    460,429.59/635,383.26 = 256,480.23/x
  3. Step 3: Cross multiply
    460,429.59x = 635,383.26 × 256,480.23
  4. Step 4: Simplify right side
    460,429.59x = 162,963,244,662.95
  5. Step 5: Solve for x
    x = 162,963,244,662.95/460,429.59
  6. Step 6: Final answer
    x = 353,937.38

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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.