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Finding the Fourth Proportional to 585,062.54, 877,761.02 and 345,395.10

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Solution

The fourth proportional to 585,062.54, 877,761.02 and 345,395.10 is: 518,191.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,062.54 : 877,761.02 = 345,395.10 : x
  2. Step 2: Convert to fraction form
    585,062.54/877,761.02 = 345,395.10/x
  3. Step 3: Cross multiply
    585,062.54x = 877,761.02 × 345,395.10
  4. Step 4: Simplify right side
    585,062.54x = 303,174,353,552.03
  5. Step 5: Solve for x
    x = 303,174,353,552.03/585,062.54
  6. Step 6: Final answer
    x = 518,191.36

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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.