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Finding the Third Proportional to 59,292,556 and 128,482,124

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Solution

The third proportional to 59,292,556 and 128,482,124 is: 278,410,264.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,292,556 : 128,482,124 = 128,482,124 : x
  2. Step 2: Convert to fraction form
    59,292,556/128,482,124 = 128,482,124/x
  3. Step 3: Cross multiply
    59,292,556x = 128,482,124 × 128,482,124
  4. Step 4: Simplify right side
    59,292,556x = 16,507,656,187,551,376
  5. Step 5: Solve for x
    x = 16,507,656,187,551,376/59,292,556
  6. Step 6: Final answer
    x = 278,410,264.31

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.