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Finding the Fourth Proportional to 242,349.49, 334,393.41 and 146,800.68

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Solution

The fourth proportional to 242,349.49, 334,393.41 and 146,800.68 is: 202,555.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,349.49 : 334,393.41 = 146,800.68 : x
  2. Step 2: Convert to fraction form
    242,349.49/334,393.41 = 146,800.68/x
  3. Step 3: Cross multiply
    242,349.49x = 334,393.41 × 146,800.68
  4. Step 4: Simplify right side
    242,349.49x = 49,089,179,975.52
  5. Step 5: Solve for x
    x = 49,089,179,975.52/242,349.49
  6. Step 6: Final answer
    x = 202,555.33

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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.