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Finding the Third Proportional to 278,069.63 and 607,108.50

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Solution

The third proportional to 278,069.63 and 607,108.50 is: 1,325,498.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,069.63 : 607,108.50 = 607,108.50 : x
  2. Step 2: Convert to fraction form
    278,069.63/607,108.50 = 607,108.50/x
  3. Step 3: Cross multiply
    278,069.63x = 607,108.50 × 607,108.50
  4. Step 4: Simplify right side
    278,069.63x = 368,580,730,772.25
  5. Step 5: Solve for x
    x = 368,580,730,772.25/278,069.63
  6. Step 6: Final answer
    x = 1,325,498.00

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.