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Finding the Third Proportional to 292,214.50 and 395,985.50

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Solution

The third proportional to 292,214.50 and 395,985.50 is: 536,607.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,214.50 : 395,985.50 = 395,985.50 : x
  2. Step 2: Convert to fraction form
    292,214.50/395,985.50 = 395,985.50/x
  3. Step 3: Cross multiply
    292,214.50x = 395,985.50 × 395,985.50
  4. Step 4: Simplify right side
    292,214.50x = 156,804,516,210.25
  5. Step 5: Solve for x
    x = 156,804,516,210.25/292,214.50
  6. Step 6: Final answer
    x = 536,607.58

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.