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Finding the Third Proportional to 554,611.31 and 877,444.88

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Solution

The third proportional to 554,611.31 and 877,444.88 is: 1,388,196.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,611.31 : 877,444.88 = 877,444.88 : x
  2. Step 2: Convert to fraction form
    554,611.31/877,444.88 = 877,444.88/x
  3. Step 3: Cross multiply
    554,611.31x = 877,444.88 × 877,444.88
  4. Step 4: Simplify right side
    554,611.31x = 769,909,508,663.77
  5. Step 5: Solve for x
    x = 769,909,508,663.77/554,611.31
  6. Step 6: Final answer
    x = 1,388,196.55

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.