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Finding the Fourth Proportional to 208,637,269.10, 292,696,838.50 and 208,637,269.10

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Solution

The fourth proportional to 208,637,269.10, 292,696,838.50 and 208,637,269.10 is: 292,696,838.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,637,269.10 : 292,696,838.50 = 208,637,269.10 : x
  2. Step 2: Convert to fraction form
    208,637,269.10/292,696,838.50 = 208,637,269.10/x
  3. Step 3: Cross multiply
    208,637,269.10x = 292,696,838.50 × 208,637,269.10
  4. Step 4: Simplify right side
    208,637,269.10x = 61,067,469,058,843,736
  5. Step 5: Solve for x
    x = 61,067,469,058,843,736/208,637,269.10
  6. Step 6: Final answer
    x = 292,696,838.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.