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Finding the Third Proportional to 429,866,595 and 921,070,359

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Solution

The third proportional to 429,866,595 and 921,070,359 is: 1,973,567,185.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,866,595 : 921,070,359 = 921,070,359 : x
  2. Step 2: Convert to fraction form
    429,866,595/921,070,359 = 921,070,359/x
  3. Step 3: Cross multiply
    429,866,595x = 921,070,359 × 921,070,359
  4. Step 4: Simplify right side
    429,866,595x = 848,370,606,228,388,864
  5. Step 5: Solve for x
    x = 848,370,606,228,388,864/429,866,595
  6. Step 6: Final answer
    x = 1,973,567,185.95

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.