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Finding the Fourth Proportional to 431,300.92, 595,199.28 and 237,715.54

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Solution

The fourth proportional to 431,300.92, 595,199.28 and 237,715.54 is: 328,049.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,300.92 : 595,199.28 = 237,715.54 : x
  2. Step 2: Convert to fraction form
    431,300.92/595,199.28 = 237,715.54/x
  3. Step 3: Cross multiply
    431,300.92x = 595,199.28 × 237,715.54
  4. Step 4: Simplify right side
    431,300.92x = 141,488,118,252.81
  5. Step 5: Solve for x
    x = 141,488,118,252.81/431,300.92
  6. Step 6: Final answer
    x = 328,049.66

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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.