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Finding the Fourth Proportional to 461,468, 636,825.84 and 249,500

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Solution

The fourth proportional to 461,468, 636,825.84 and 249,500 is: 344,310

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,468 : 636,825.84 = 249,500 : x
  2. Step 2: Convert to fraction form
    461,468/636,825.84 = 249,500/x
  3. Step 3: Cross multiply
    461,468x = 636,825.84 × 249,500
  4. Step 4: Simplify right side
    461,468x = 158,888,047,080
  5. Step 5: Solve for x
    x = 158,888,047,080/461,468
  6. Step 6: Final answer
    x = 344,310

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.