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Finding the Third Proportional to 179,462,483 and 390,417,766

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Solution

The third proportional to 179,462,483 and 390,417,766 is: 849,347,615.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,462,483 : 390,417,766 = 390,417,766 : x
  2. Step 2: Convert to fraction form
    179,462,483/390,417,766 = 390,417,766/x
  3. Step 3: Cross multiply
    179,462,483x = 390,417,766 × 390,417,766
  4. Step 4: Simplify right side
    179,462,483x = 152,426,032,008,430,752
  5. Step 5: Solve for x
    x = 152,426,032,008,430,752/179,462,483
  6. Step 6: Final answer
    x = 849,347,615.50

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.