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Finding the Fourth Proportional to 431,235.39, 595,108.76 and 237,650.05

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Solution

The fourth proportional to 431,235.39, 595,108.76 and 237,650.05 is: 327,959.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,235.39 : 595,108.76 = 237,650.05 : x
  2. Step 2: Convert to fraction form
    431,235.39/595,108.76 = 237,650.05/x
  3. Step 3: Cross multiply
    431,235.39x = 595,108.76 × 237,650.05
  4. Step 4: Simplify right side
    431,235.39x = 141,427,626,125.07
  5. Step 5: Solve for x
    x = 141,427,626,125.07/431,235.39
  6. Step 6: Final answer
    x = 327,959.23

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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.