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Finding the Fourth Proportional to 624,751.08, 862,152.84 and 338,265.24

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Solution

The fourth proportional to 624,751.08, 862,152.84 and 338,265.24 is: 466,804.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,751.08 : 862,152.84 = 338,265.24 : x
  2. Step 2: Convert to fraction form
    624,751.08/862,152.84 = 338,265.24/x
  3. Step 3: Cross multiply
    624,751.08x = 862,152.84 × 338,265.24
  4. Step 4: Simplify right side
    624,751.08x = 291,636,337,339.28
  5. Step 5: Solve for x
    x = 291,636,337,339.28/624,751.08
  6. Step 6: Final answer
    x = 466,804.05

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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.