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Finding the Fourth Proportional to 585,802.46, 879,202.96 and 231,065.60

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Solution

The fourth proportional to 585,802.46, 879,202.96 and 231,065.60 is: 346,795.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,802.46 : 879,202.96 = 231,065.60 : x
  2. Step 2: Convert to fraction form
    585,802.46/879,202.96 = 231,065.60/x
  3. Step 3: Cross multiply
    585,802.46x = 879,202.96 × 231,065.60
  4. Step 4: Simplify right side
    585,802.46x = 203,153,559,474.18
  5. Step 5: Solve for x
    x = 203,153,559,474.18/585,802.46
  6. Step 6: Final answer
    x = 346,795.33

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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.