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Finding the Fourth Proportional to 618,013.77, 924,461.40 and 580,222.41

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Solution

The fourth proportional to 618,013.77, 924,461.40 and 580,222.41 is: 867,930.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,013.77 : 924,461.40 = 580,222.41 : x
  2. Step 2: Convert to fraction form
    618,013.77/924,461.40 = 580,222.41/x
  3. Step 3: Cross multiply
    618,013.77x = 924,461.40 × 580,222.41
  4. Step 4: Simplify right side
    618,013.77x = 536,393,220,169.08
  5. Step 5: Solve for x
    x = 536,393,220,169.08/618,013.77
  6. Step 6: Final answer
    x = 867,930.86

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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.