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Finding the Fourth Proportional to 452,070, 623,876.04 and 250,866

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Solution

The fourth proportional to 452,070, 623,876.04 and 250,866 is: 346,205.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,070 : 623,876.04 = 250,866 : x
  2. Step 2: Convert to fraction form
    452,070/623,876.04 = 250,866/x
  3. Step 3: Cross multiply
    452,070x = 623,876.04 × 250,866
  4. Step 4: Simplify right side
    452,070x = 156,509,286,650.64
  5. Step 5: Solve for x
    x = 156,509,286,650.64/452,070
  6. Step 6: Final answer
    x = 346,205.87

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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.