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Finding the Fourth Proportional to 220,348.08, 304,080.48 and 119,746.08

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Solution

The fourth proportional to 220,348.08, 304,080.48 and 119,746.08 is: 165,249.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,348.08 : 304,080.48 = 119,746.08 : x
  2. Step 2: Convert to fraction form
    220,348.08/304,080.48 = 119,746.08/x
  3. Step 3: Cross multiply
    220,348.08x = 304,080.48 × 119,746.08
  4. Step 4: Simplify right side
    220,348.08x = 36,412,445,484.52
  5. Step 5: Solve for x
    x = 36,412,445,484.52/220,348.08
  6. Step 6: Final answer
    x = 165,249.66

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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.