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Finding the Fourth Proportional to 1,694,894, 2,338,955.88 and 930,962.48

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Solution

The fourth proportional to 1,694,894, 2,338,955.88 and 930,962.48 is: 1,284,729.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,894 : 2,338,955.88 = 930,962.48 : x
  2. Step 2: Convert to fraction form
    1,694,894/2,338,955.88 = 930,962.48/x
  3. Step 3: Cross multiply
    1,694,894x = 2,338,955.88 × 930,962.48
  4. Step 4: Simplify right side
    1,694,894x = 2,177,480,166,655.38
  5. Step 5: Solve for x
    x = 2,177,480,166,655.38/1,694,894
  6. Step 6: Final answer
    x = 1,284,729.41

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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.