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Finding the Third Proportional to 556,372 and 867,060.25

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Solution

The third proportional to 556,372 and 867,060.25 is: 1,351,242.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,372 : 867,060.25 = 867,060.25 : x
  2. Step 2: Convert to fraction form
    556,372/867,060.25 = 867,060.25/x
  3. Step 3: Cross multiply
    556,372x = 867,060.25 × 867,060.25
  4. Step 4: Simplify right side
    556,372x = 751,793,477,130.06
  5. Step 5: Solve for x
    x = 751,793,477,130.06/556,372
  6. Step 6: Final answer
    x = 1,351,242.47

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.