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Finding the Third Proportional to 556,561.13 and 852,835.50

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Solution

The third proportional to 556,561.13 and 852,835.50 is: 1,306,825.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,561.13 : 852,835.50 = 852,835.50 : x
  2. Step 2: Convert to fraction form
    556,561.13/852,835.50 = 852,835.50/x
  3. Step 3: Cross multiply
    556,561.13x = 852,835.50 × 852,835.50
  4. Step 4: Simplify right side
    556,561.13x = 727,328,390,060.25
  5. Step 5: Solve for x
    x = 727,328,390,060.25/556,561.13
  6. Step 6: Final answer
    x = 1,306,825.71

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.