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Finding the Third Proportional to 18,574,050 and 28,141,987

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Solution

The third proportional to 18,574,050 and 28,141,987 is: 42,638,596.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574,050 : 28,141,987 = 28,141,987 : x
  2. Step 2: Convert to fraction form
    18,574,050/28,141,987 = 28,141,987/x
  3. Step 3: Cross multiply
    18,574,050x = 28,141,987 × 28,141,987
  4. Step 4: Simplify right side
    18,574,050x = 791,971,432,308,169
  5. Step 5: Solve for x
    x = 791,971,432,308,169/18,574,050
  6. Step 6: Final answer
    x = 42,638,596.98

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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.