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Finding the Fourth Proportional to 683,384.04, 943,070.04 and 381,578.04

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Solution

The fourth proportional to 683,384.04, 943,070.04 and 381,578.04 is: 526,577.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,384.04 : 943,070.04 = 381,578.04 : x
  2. Step 2: Convert to fraction form
    683,384.04/943,070.04 = 381,578.04/x
  3. Step 3: Cross multiply
    683,384.04x = 943,070.04 × 381,578.04
  4. Step 4: Simplify right side
    683,384.04x = 359,854,817,445.92
  5. Step 5: Solve for x
    x = 359,854,817,445.92/683,384.04
  6. Step 6: Final answer
    x = 526,577.73

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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.