Home / 331,092.85-456,853.63-208,566.18

Finding the Fourth Proportional to 331,092.85, 456,853.63 and 208,566.18

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Solution

The fourth proportional to 331,092.85, 456,853.63 and 208,566.18 is: 287,787.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,092.85 : 456,853.63 = 208,566.18 : x
  2. Step 2: Convert to fraction form
    331,092.85/456,853.63 = 208,566.18/x
  3. Step 3: Cross multiply
    331,092.85x = 456,853.63 × 208,566.18
  4. Step 4: Simplify right side
    331,092.85x = 95,284,216,428.23
  5. Step 5: Solve for x
    x = 95,284,216,428.23/331,092.85
  6. Step 6: Final answer
    x = 287,787.00

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1.5x scale

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.