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Finding the Third Proportional to 371,953.13 and 556,488.56

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Solution

The third proportional to 371,953.13 and 556,488.56 is: 832,576.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,953.13 : 556,488.56 = 556,488.56 : x
  2. Step 2: Convert to fraction form
    371,953.13/556,488.56 = 556,488.56/x
  3. Step 3: Cross multiply
    371,953.13x = 556,488.56 × 556,488.56
  4. Step 4: Simplify right side
    371,953.13x = 309,679,520,193.32
  5. Step 5: Solve for x
    x = 309,679,520,193.32/371,953.13
  6. Step 6: Final answer
    x = 832,576.74

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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.