Home / 374,419.23-516,698.81-204,653.36

Finding the Fourth Proportional to 374,419.23, 516,698.81 and 204,653.36

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Solution

The fourth proportional to 374,419.23, 516,698.81 and 204,653.36 is: 282,421.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,419.23 : 516,698.81 = 204,653.36 : x
  2. Step 2: Convert to fraction form
    374,419.23/516,698.81 = 204,653.36/x
  3. Step 3: Cross multiply
    374,419.23x = 516,698.81 × 204,653.36
  4. Step 4: Simplify right side
    374,419.23x = 105,744,143,967.74
  5. Step 5: Solve for x
    x = 105,744,143,967.74/374,419.23
  6. Step 6: Final answer
    x = 282,421.78

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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.