Home / 304,795.60-457,193.40-127,243.60

Finding the Fourth Proportional to 304,795.60, 457,193.40 and 127,243.60

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Solution

The fourth proportional to 304,795.60, 457,193.40 and 127,243.60 is: 190,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,795.60 : 457,193.40 = 127,243.60 : x
  2. Step 2: Convert to fraction form
    304,795.60/457,193.40 = 127,243.60/x
  3. Step 3: Cross multiply
    304,795.60x = 457,193.40 × 127,243.60
  4. Step 4: Simplify right side
    304,795.60x = 58,174,934,112.24
  5. Step 5: Solve for x
    x = 58,174,934,112.24/304,795.60
  6. Step 6: Final answer
    x = 190,865.40

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Similar ratio
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1.5x scale

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.