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Finding the Third Proportional to 164,979,085 and 358,333,713

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Solution

The third proportional to 164,979,085 and 358,333,713 is: 778,298,957.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,979,085 : 358,333,713 = 358,333,713 : x
  2. Step 2: Convert to fraction form
    164,979,085/358,333,713 = 358,333,713/x
  3. Step 3: Cross multiply
    164,979,085x = 358,333,713 × 358,333,713
  4. Step 4: Simplify right side
    164,979,085x = 128,403,049,872,366,368
  5. Step 5: Solve for x
    x = 128,403,049,872,366,368/164,979,085
  6. Step 6: Final answer
    x = 778,298,957.55

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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.