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Finding the Fourth Proportional to 453,992.72, 626,514.30 and 250,048.26

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Solution

The fourth proportional to 453,992.72, 626,514.30 and 250,048.26 is: 345,069.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,992.72 : 626,514.30 = 250,048.26 : x
  2. Step 2: Convert to fraction form
    453,992.72/626,514.30 = 250,048.26/x
  3. Step 3: Cross multiply
    453,992.72x = 626,514.30 × 250,048.26
  4. Step 4: Simplify right side
    453,992.72x = 156,658,810,580.12
  5. Step 5: Solve for x
    x = 156,658,810,580.12/453,992.72
  6. Step 6: Final answer
    x = 345,069.00

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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.