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Finding the Fourth Proportional to 334,217.68, 461,220.64 and 181,255.86

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Solution

The fourth proportional to 334,217.68, 461,220.64 and 181,255.86 is: 250,133.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,217.68 : 461,220.64 = 181,255.86 : x
  2. Step 2: Convert to fraction form
    334,217.68/461,220.64 = 181,255.86/x
  3. Step 3: Cross multiply
    334,217.68x = 461,220.64 × 181,255.86
  4. Step 4: Simplify right side
    334,217.68x = 83,598,943,299.81
  5. Step 5: Solve for x
    x = 83,598,943,299.81/334,217.68
  6. Step 6: Final answer
    x = 250,133.22

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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.