Home / 341,918.82-471,857.40-188,966.93

Finding the Fourth Proportional to 341,918.82, 471,857.40 and 188,966.93

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Solution

The fourth proportional to 341,918.82, 471,857.40 and 188,966.93 is: 260,779.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,918.82 : 471,857.40 = 188,966.93 : x
  2. Step 2: Convert to fraction form
    341,918.82/471,857.40 = 188,966.93/x
  3. Step 3: Cross multiply
    341,918.82x = 471,857.40 × 188,966.93
  4. Step 4: Simplify right side
    341,918.82x = 89,165,441,916.50
  5. Step 5: Solve for x
    x = 89,165,441,916.50/341,918.82
  6. Step 6: Final answer
    x = 260,779.57

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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.