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Finding the Fourth Proportional to 462,297, 637,969.86 and 250,329

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Solution

The fourth proportional to 462,297, 637,969.86 and 250,329 is: 345,454.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,297 : 637,969.86 = 250,329 : x
  2. Step 2: Convert to fraction form
    462,297/637,969.86 = 250,329/x
  3. Step 3: Cross multiply
    462,297x = 637,969.86 × 250,329
  4. Step 4: Simplify right side
    462,297x = 159,702,357,083.94
  5. Step 5: Solve for x
    x = 159,702,357,083.94/462,297
  6. Step 6: Final answer
    x = 345,454.02

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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.