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Finding the Fourth Proportional to 608,046.75, 912,070.13 and 164,814.75

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Solution

The fourth proportional to 608,046.75, 912,070.13 and 164,814.75 is: 247,222.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,046.75 : 912,070.13 = 164,814.75 : x
  2. Step 2: Convert to fraction form
    608,046.75/912,070.13 = 164,814.75/x
  3. Step 3: Cross multiply
    608,046.75x = 912,070.13 × 164,814.75
  4. Step 4: Simplify right side
    608,046.75x = 150,322,609,634.34
  5. Step 5: Solve for x
    x = 150,322,609,634.34/608,046.75
  6. Step 6: Final answer
    x = 247,222.13

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.