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Finding the Fourth Proportional to 460,610.98, 635,636.69 and 256,670.50

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Solution

The fourth proportional to 460,610.98, 635,636.69 and 256,670.50 is: 354,201.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,610.98 : 635,636.69 = 256,670.50 : x
  2. Step 2: Convert to fraction form
    460,610.98/635,636.69 = 256,670.50/x
  3. Step 3: Cross multiply
    460,610.98x = 635,636.69 × 256,670.50
  4. Step 4: Simplify right side
    460,610.98x = 163,149,185,256.69
  5. Step 5: Solve for x
    x = 163,149,185,256.69/460,610.98
  6. Step 6: Final answer
    x = 354,201.68

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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.