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Finding the Fourth Proportional to 431,079.35, 594,889.08 and 249,896.30

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Solution

The fourth proportional to 431,079.35, 594,889.08 and 249,896.30 is: 344,856.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,079.35 : 594,889.08 = 249,896.30 : x
  2. Step 2: Convert to fraction form
    431,079.35/594,889.08 = 249,896.30/x
  3. Step 3: Cross multiply
    431,079.35x = 594,889.08 × 249,896.30
  4. Step 4: Simplify right side
    431,079.35x = 148,660,577,027.96
  5. Step 5: Solve for x
    x = 148,660,577,027.96/431,079.35
  6. Step 6: Final answer
    x = 344,856.65

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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.