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Finding the Fourth Proportional to 1,097,307, 1,644,466.05 and 617,763.51

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Solution

The fourth proportional to 1,097,307, 1,644,466.05 and 617,763.51 is: 925,803.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,307 : 1,644,466.05 = 617,763.51 : x
  2. Step 2: Convert to fraction form
    1,097,307/1,644,466.05 = 617,763.51/x
  3. Step 3: Cross multiply
    1,097,307x = 1,644,466.05 × 617,763.51
  4. Step 4: Simplify right side
    1,097,307x = 1,015,891,119,123.84
  5. Step 5: Solve for x
    x = 1,015,891,119,123.84/1,097,307
  6. Step 6: Final answer
    x = 925,803.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.