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Finding the Fourth Proportional to 635,681.52, 953,516.46 and 256,333.61

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Solution

The fourth proportional to 635,681.52, 953,516.46 and 256,333.61 is: 384,498.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,681.52 : 953,516.46 = 256,333.61 : x
  2. Step 2: Convert to fraction form
    635,681.52/953,516.46 = 256,333.61/x
  3. Step 3: Cross multiply
    635,681.52x = 953,516.46 × 256,333.61
  4. Step 4: Simplify right side
    635,681.52x = 244,418,318,289.39
  5. Step 5: Solve for x
    x = 244,418,318,289.39/635,681.52
  6. Step 6: Final answer
    x = 384,498.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.