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Finding the Third Proportional to 72,855,004 and 110,774,320

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Solution

The third proportional to 72,855,004 and 110,774,320 is: 168,429,748.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,855,004 : 110,774,320 = 110,774,320 : x
  2. Step 2: Convert to fraction form
    72,855,004/110,774,320 = 110,774,320/x
  3. Step 3: Cross multiply
    72,855,004x = 110,774,320 × 110,774,320
  4. Step 4: Simplify right side
    72,855,004x = 12,270,949,971,462,400
  5. Step 5: Solve for x
    x = 12,270,949,971,462,400/72,855,004
  6. Step 6: Final answer
    x = 168,429,748.10

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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.