Home / 768,094.44-1,152,141.48-207,128.76

Finding the Fourth Proportional to 768,094.44, 1,152,141.48 and 207,128.76

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Solution

The fourth proportional to 768,094.44, 1,152,141.48 and 207,128.76 is: 310,693.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,094.44 : 1,152,141.48 = 207,128.76 : x
  2. Step 2: Convert to fraction form
    768,094.44/1,152,141.48 = 207,128.76/x
  3. Step 3: Cross multiply
    768,094.44x = 1,152,141.48 × 207,128.76
  4. Step 4: Simplify right side
    768,094.44x = 238,641,636,096.97
  5. Step 5: Solve for x
    x = 238,641,636,096.97/768,094.44
  6. Step 6: Final answer
    x = 310,693.09

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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.