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Finding the Third Proportional to 155,579.63 and 240,280.88

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Solution

The third proportional to 155,579.63 and 240,280.88 is: 371,095.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,579.63 : 240,280.88 = 240,280.88 : x
  2. Step 2: Convert to fraction form
    155,579.63/240,280.88 = 240,280.88/x
  3. Step 3: Cross multiply
    155,579.63x = 240,280.88 × 240,280.88
  4. Step 4: Simplify right side
    155,579.63x = 57,734,898,890.77
  5. Step 5: Solve for x
    x = 57,734,898,890.77/155,579.63
  6. Step 6: Final answer
    x = 371,095.50

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.