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Finding the Fourth Proportional to 461,937.50, 637,475.67 and 249,969.50

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Solution

The fourth proportional to 461,937.50, 637,475.67 and 249,969.50 is: 344,958.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,937.50 : 637,475.67 = 249,969.50 : x
  2. Step 2: Convert to fraction form
    461,937.50/637,475.67 = 249,969.50/x
  3. Step 3: Cross multiply
    461,937.50x = 637,475.67 × 249,969.50
  4. Step 4: Simplify right side
    461,937.50x = 159,349,474,492.07
  5. Step 5: Solve for x
    x = 159,349,474,492.07/461,937.50
  6. Step 6: Final answer
    x = 344,958.95

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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.