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Finding the Fourth Proportional to 265,903.49, 367,424.69 and 202,130.57

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Solution

The fourth proportional to 265,903.49, 367,424.69 and 202,130.57 is: 279,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,903.49 : 367,424.69 = 202,130.57 : x
  2. Step 2: Convert to fraction form
    265,903.49/367,424.69 = 202,130.57/x
  3. Step 3: Cross multiply
    265,903.49x = 367,424.69 × 202,130.57
  4. Step 4: Simplify right side
    265,903.49x = 74,267,759,174.00
  5. Step 5: Solve for x
    x = 74,267,759,174.00/265,903.49
  6. Step 6: Final answer
    x = 279,303.44

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