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Finding the Fourth Proportional to 368,410.16, 508,360.92 and 232,393.04

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Solution

The fourth proportional to 368,410.16, 508,360.92 and 232,393.04 is: 320,673.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,410.16 : 508,360.92 = 232,393.04 : x
  2. Step 2: Convert to fraction form
    368,410.16/508,360.92 = 232,393.04/x
  3. Step 3: Cross multiply
    368,410.16x = 508,360.92 × 232,393.04
  4. Step 4: Simplify right side
    368,410.16x = 118,139,539,616.00
  5. Step 5: Solve for x
    x = 118,139,539,616.00/368,410.16
  6. Step 6: Final answer
    x = 320,673.95

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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.