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Finding the Third Proportional to 183,730.50 and 288,718.50

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Solution

The third proportional to 183,730.50 and 288,718.50 is: 453,699.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,730.50 : 288,718.50 = 288,718.50 : x
  2. Step 2: Convert to fraction form
    183,730.50/288,718.50 = 288,718.50/x
  3. Step 3: Cross multiply
    183,730.50x = 288,718.50 × 288,718.50
  4. Step 4: Simplify right side
    183,730.50x = 83,358,372,242.25
  5. Step 5: Solve for x
    x = 83,358,372,242.25/183,730.50
  6. Step 6: Final answer
    x = 453,699.15

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.