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Finding the Third Proportional to 370,719.38 and 556,079.63

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Solution

The third proportional to 370,719.38 and 556,079.63 is: 834,120.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,719.38 : 556,079.63 = 556,079.63 : x
  2. Step 2: Convert to fraction form
    370,719.38/556,079.63 = 556,079.63/x
  3. Step 3: Cross multiply
    370,719.38x = 556,079.63 × 556,079.63
  4. Step 4: Simplify right side
    370,719.38x = 309,224,549,340.14
  5. Step 5: Solve for x
    x = 309,224,549,340.14/370,719.38
  6. Step 6: Final answer
    x = 834,120.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.