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Finding the Fourth Proportional to 580,914.80, 870,629.96 and 468,647.96

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Solution

The fourth proportional to 580,914.80, 870,629.96 and 468,647.96 is: 702,373.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,914.80 : 870,629.96 = 468,647.96 : x
  2. Step 2: Convert to fraction form
    580,914.80/870,629.96 = 468,647.96/x
  3. Step 3: Cross multiply
    580,914.80x = 870,629.96 × 468,647.96
  4. Step 4: Simplify right side
    580,914.80x = 408,018,952,325.64
  5. Step 5: Solve for x
    x = 408,018,952,325.64/580,914.80
  6. Step 6: Final answer
    x = 702,373.14

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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.