Home / 495,360.06-742,805.88-191,896.36

Finding the Fourth Proportional to 495,360.06, 742,805.88 and 191,896.36

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Solution

The fourth proportional to 495,360.06, 742,805.88 and 191,896.36 is: 287,753.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,360.06 : 742,805.88 = 191,896.36 : x
  2. Step 2: Convert to fraction form
    495,360.06/742,805.88 = 191,896.36/x
  3. Step 3: Cross multiply
    495,360.06x = 742,805.88 × 191,896.36
  4. Step 4: Simplify right side
    495,360.06x = 142,541,744,558.60
  5. Step 5: Solve for x
    x = 142,541,744,558.60/495,360.06
  6. Step 6: Final answer
    x = 287,753.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.