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Finding the Fourth Proportional to 574,696.62, 860,716.33 and 554,767.58

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Solution

The fourth proportional to 574,696.62, 860,716.33 and 554,767.58 is: 830,868.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,696.62 : 860,716.33 = 554,767.58 : x
  2. Step 2: Convert to fraction form
    574,696.62/860,716.33 = 554,767.58/x
  3. Step 3: Cross multiply
    574,696.62x = 860,716.33 × 554,767.58
  4. Step 4: Simplify right side
    574,696.62x = 477,497,516,225.45
  5. Step 5: Solve for x
    x = 477,497,516,225.45/574,696.62
  6. Step 6: Final answer
    x = 830,868.84

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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.