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Finding the Third Proportional to 553,216.50 and 841,303.13

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Solution

The third proportional to 553,216.50 and 841,303.13 is: 1,279,410.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,216.50 : 841,303.13 = 841,303.13 : x
  2. Step 2: Convert to fraction form
    553,216.50/841,303.13 = 841,303.13/x
  3. Step 3: Cross multiply
    553,216.50x = 841,303.13 × 841,303.13
  4. Step 4: Simplify right side
    553,216.50x = 707,790,948,134.77
  5. Step 5: Solve for x
    x = 707,790,948,134.77/553,216.50
  6. Step 6: Final answer
    x = 1,279,410.41

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.