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Finding the Third Proportional to 155,437.88 and 233,158.50

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Solution

The third proportional to 155,437.88 and 233,158.50 is: 349,740.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,437.88 : 233,158.50 = 233,158.50 : x
  2. Step 2: Convert to fraction form
    155,437.88/233,158.50 = 233,158.50/x
  3. Step 3: Cross multiply
    155,437.88x = 233,158.50 × 233,158.50
  4. Step 4: Simplify right side
    155,437.88x = 54,362,886,122.25
  5. Step 5: Solve for x
    x = 54,362,886,122.25/155,437.88
  6. Step 6: Final answer
    x = 349,740.28

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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.