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Finding the Fourth Proportional to 300,276.47, 414,369.14 and 179,484.35

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Solution

The fourth proportional to 300,276.47, 414,369.14 and 179,484.35 is: 247,681.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,276.47 : 414,369.14 = 179,484.35 : x
  2. Step 2: Convert to fraction form
    300,276.47/414,369.14 = 179,484.35/x
  3. Step 3: Cross multiply
    300,276.47x = 414,369.14 × 179,484.35
  4. Step 4: Simplify right side
    300,276.47x = 74,372,777,237.59
  5. Step 5: Solve for x
    x = 74,372,777,237.59/300,276.47
  6. Step 6: Final answer
    x = 247,681.01

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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.