Home / 368,583.80-508,802.58-247,795.16

Finding the Fourth Proportional to 368,583.80, 508,802.58 and 247,795.16

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Solution

The fourth proportional to 368,583.80, 508,802.58 and 247,795.16 is: 342,062.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,583.80 : 508,802.58 = 247,795.16 : x
  2. Step 2: Convert to fraction form
    368,583.80/508,802.58 = 247,795.16/x
  3. Step 3: Cross multiply
    368,583.80x = 508,802.58 × 247,795.16
  4. Step 4: Simplify right side
    368,583.80x = 126,078,814,175.50
  5. Step 5: Solve for x
    x = 126,078,814,175.50/368,583.80
  6. Step 6: Final answer
    x = 342,062.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.