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Finding the Fourth Proportional to 295,875.68, 443,628.60 and 125,009.56

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Solution

The fourth proportional to 295,875.68, 443,628.60 and 125,009.56 is: 187,436.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,875.68 : 443,628.60 = 125,009.56 : x
  2. Step 2: Convert to fraction form
    295,875.68/443,628.60 = 125,009.56/x
  3. Step 3: Cross multiply
    295,875.68x = 443,628.60 × 125,009.56
  4. Step 4: Simplify right side
    295,875.68x = 55,457,816,089.42
  5. Step 5: Solve for x
    x = 55,457,816,089.42/295,875.68
  6. Step 6: Final answer
    x = 187,436.21

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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.