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Finding the Third Proportional to 553,158.56 and 854,303.63

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Solution

The third proportional to 553,158.56 and 854,303.63 is: 1,319,395.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,158.56 : 854,303.63 = 854,303.63 : x
  2. Step 2: Convert to fraction form
    553,158.56/854,303.63 = 854,303.63/x
  3. Step 3: Cross multiply
    553,158.56x = 854,303.63 × 854,303.63
  4. Step 4: Simplify right side
    553,158.56x = 729,834,683,688.14
  5. Step 5: Solve for x
    x = 729,834,683,688.14/553,158.56
  6. Step 6: Final answer
    x = 1,319,395.08

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.