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Finding the Fourth Proportional to 249,576.44, 374,343.63 and 107,415.97

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Solution

The fourth proportional to 249,576.44, 374,343.63 and 107,415.97 is: 161,114.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,576.44 : 374,343.63 = 107,415.97 : x
  2. Step 2: Convert to fraction form
    249,576.44/374,343.63 = 107,415.97/x
  3. Step 3: Cross multiply
    249,576.44x = 374,343.63 × 107,415.97
  4. Step 4: Simplify right side
    249,576.44x = 40,210,484,896.79
  5. Step 5: Solve for x
    x = 40,210,484,896.79/249,576.44
  6. Step 6: Final answer
    x = 161,114.91

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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.