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Finding the Fourth Proportional to 253,959.63, 350,393.36 and 200,077.40

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Solution

The fourth proportional to 253,959.63, 350,393.36 and 200,077.40 is: 276,050.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,959.63 : 350,393.36 = 200,077.40 : x
  2. Step 2: Convert to fraction form
    253,959.63/350,393.36 = 200,077.40/x
  3. Step 3: Cross multiply
    253,959.63x = 350,393.36 × 200,077.40
  4. Step 4: Simplify right side
    253,959.63x = 70,105,789,693.71
  5. Step 5: Solve for x
    x = 70,105,789,693.71/253,959.63
  6. Step 6: Final answer
    x = 276,050.92

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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.