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Finding the Fourth Proportional to 616,300.64, 924,450.95 and 167,021.51

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Solution

The fourth proportional to 616,300.64, 924,450.95 and 167,021.51 is: 250,532.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,300.64 : 924,450.95 = 167,021.51 : x
  2. Step 2: Convert to fraction form
    616,300.64/924,450.95 = 167,021.51/x
  3. Step 3: Cross multiply
    616,300.64x = 924,450.95 × 167,021.51
  4. Step 4: Simplify right side
    616,300.64x = 154,403,193,589.94
  5. Step 5: Solve for x
    x = 154,403,193,589.94/616,300.64
  6. Step 6: Final answer
    x = 250,532.26

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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.