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Finding the Fourth Proportional to 265,030.86, 365,878.08 and 204,465.54

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Solution

The fourth proportional to 265,030.86, 365,878.08 and 204,465.54 is: 282,266.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,030.86 : 365,878.08 = 204,465.54 : x
  2. Step 2: Convert to fraction form
    265,030.86/365,878.08 = 204,465.54/x
  3. Step 3: Cross multiply
    265,030.86x = 365,878.08 × 204,465.54
  4. Step 4: Simplify right side
    265,030.86x = 74,809,459,201.36
  5. Step 5: Solve for x
    x = 74,809,459,201.36/265,030.86
  6. Step 6: Final answer
    x = 282,266.98

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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.