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Finding the Fourth Proportional to 253,001.51, 349,108.26 and 162,480.06

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Solution

The fourth proportional to 253,001.51, 349,108.26 and 162,480.06 is: 224,200.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,001.51 : 349,108.26 = 162,480.06 : x
  2. Step 2: Convert to fraction form
    253,001.51/349,108.26 = 162,480.06/x
  3. Step 3: Cross multiply
    253,001.51x = 349,108.26 × 162,480.06
  4. Step 4: Simplify right side
    253,001.51x = 56,723,131,031.30
  5. Step 5: Solve for x
    x = 56,723,131,031.30/253,001.51
  6. Step 6: Final answer
    x = 224,200.76

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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.