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Finding the Fourth Proportional to 586,806.10, 880,105.10 and 266,883.03

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Solution

The fourth proportional to 586,806.10, 880,105.10 and 266,883.03 is: 400,277.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,806.10 : 880,105.10 = 266,883.03 : x
  2. Step 2: Convert to fraction form
    586,806.10/880,105.10 = 266,883.03/x
  3. Step 3: Cross multiply
    586,806.10x = 880,105.10 × 266,883.03
  4. Step 4: Simplify right side
    586,806.10x = 234,885,115,806.45
  5. Step 5: Solve for x
    x = 234,885,115,806.45/586,806.10
  6. Step 6: Final answer
    x = 400,277.22

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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.