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Finding the Fourth Proportional to 237,543.49, 327,818 and 130,119.57

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Solution

The fourth proportional to 237,543.49, 327,818 and 130,119.57 is: 179,569.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,543.49 : 327,818 = 130,119.57 : x
  2. Step 2: Convert to fraction form
    237,543.49/327,818 = 130,119.57/x
  3. Step 3: Cross multiply
    237,543.49x = 327,818 × 130,119.57
  4. Step 4: Simplify right side
    237,543.49x = 42,655,537,198.26
  5. Step 5: Solve for x
    x = 42,655,537,198.26/237,543.49
  6. Step 6: Final answer
    x = 179,569.38

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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.