Home / 407,096.28-610,646.04-170,272.86

Finding the Fourth Proportional to 407,096.28, 610,646.04 and 170,272.86

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Solution

The fourth proportional to 407,096.28, 610,646.04 and 170,272.86 is: 255,409.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,096.28 : 610,646.04 = 170,272.86 : x
  2. Step 2: Convert to fraction form
    407,096.28/610,646.04 = 170,272.86/x
  3. Step 3: Cross multiply
    407,096.28x = 610,646.04 × 170,272.86
  4. Step 4: Simplify right side
    407,096.28x = 103,976,447,678.47
  5. Step 5: Solve for x
    x = 103,976,447,678.47/407,096.28
  6. Step 6: Final answer
    x = 255,409.97

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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.