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Finding the Fourth Proportional to 372,601.08, 514,056.14 and 250,123.64

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Solution

The fourth proportional to 372,601.08, 514,056.14 and 250,123.64 is: 345,081.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,601.08 : 514,056.14 = 250,123.64 : x
  2. Step 2: Convert to fraction form
    372,601.08/514,056.14 = 250,123.64/x
  3. Step 3: Cross multiply
    372,601.08x = 514,056.14 × 250,123.64
  4. Step 4: Simplify right side
    372,601.08x = 128,577,592,901.15
  5. Step 5: Solve for x
    x = 128,577,592,901.15/372,601.08
  6. Step 6: Final answer
    x = 345,081.11

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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.