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Finding the Fourth Proportional to 1,229,497, 1,696,757.70 and 692,953

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Solution

The fourth proportional to 1,229,497, 1,696,757.70 and 692,953 is: 956,304.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,497 : 1,696,757.70 = 692,953 : x
  2. Step 2: Convert to fraction form
    1,229,497/1,696,757.70 = 692,953/x
  3. Step 3: Cross multiply
    1,229,497x = 1,696,757.70 × 692,953
  4. Step 4: Simplify right side
    1,229,497x = 1,175,773,338,488.10
  5. Step 5: Solve for x
    x = 1,175,773,338,488.10/1,229,497
  6. Step 6: Final answer
    x = 956,304.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.