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Finding the Fourth Proportional to 341,875.80, 471,816.18 and 188,927.46

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Solution

The fourth proportional to 341,875.80, 471,816.18 and 188,927.46 is: 260,735.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,875.80 : 471,816.18 = 188,927.46 : x
  2. Step 2: Convert to fraction form
    341,875.80/471,816.18 = 188,927.46/x
  3. Step 3: Cross multiply
    341,875.80x = 471,816.18 × 188,927.46
  4. Step 4: Simplify right side
    341,875.80x = 89,139,032,474.30
  5. Step 5: Solve for x
    x = 89,139,032,474.30/341,875.80
  6. Step 6: Final answer
    x = 260,735.13

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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.