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Finding the Fourth Proportional to 468,537.79, 702,800.45 and 113,554.89

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Solution

The fourth proportional to 468,537.79, 702,800.45 and 113,554.89 is: 170,330.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,537.79 : 702,800.45 = 113,554.89 : x
  2. Step 2: Convert to fraction form
    468,537.79/702,800.45 = 113,554.89/x
  3. Step 3: Cross multiply
    468,537.79x = 702,800.45 × 113,554.89
  4. Step 4: Simplify right side
    468,537.79x = 79,806,423,709.92
  5. Step 5: Solve for x
    x = 79,806,423,709.92/468,537.79
  6. Step 6: Final answer
    x = 170,330.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.