Home / 460,827.12-635,951.64-256,899.12

Finding the Fourth Proportional to 460,827.12, 635,951.64 and 256,899.12

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Solution

The fourth proportional to 460,827.12, 635,951.64 and 256,899.12 is: 354,526.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,827.12 : 635,951.64 = 256,899.12 : x
  2. Step 2: Convert to fraction form
    460,827.12/635,951.64 = 256,899.12/x
  3. Step 3: Cross multiply
    460,827.12x = 635,951.64 × 256,899.12
  4. Step 4: Simplify right side
    460,827.12x = 163,375,416,678.56
  5. Step 5: Solve for x
    x = 163,375,416,678.56/460,827.12
  6. Step 6: Final answer
    x = 354,526.48

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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.