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Finding the Third Proportional to 688,030.50 and 1,554,436.31

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Solution

The third proportional to 688,030.50 and 1,554,436.31 is: 3,511,867.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,030.50 : 1,554,436.31 = 1,554,436.31 : x
  2. Step 2: Convert to fraction form
    688,030.50/1,554,436.31 = 1,554,436.31/x
  3. Step 3: Cross multiply
    688,030.50x = 1,554,436.31 × 1,554,436.31
  4. Step 4: Simplify right side
    688,030.50x = 2,416,272,249,618.60
  5. Step 5: Solve for x
    x = 2,416,272,249,618.60/688,030.50
  6. Step 6: Final answer
    x = 3,511,867.93

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.