Home / 374,246.81-516,465.54-213,102.51

Finding the Fourth Proportional to 374,246.81, 516,465.54 and 213,102.51

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Solution

The fourth proportional to 374,246.81, 516,465.54 and 213,102.51 is: 294,084.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,246.81 : 516,465.54 = 213,102.51 : x
  2. Step 2: Convert to fraction form
    374,246.81/516,465.54 = 213,102.51/x
  3. Step 3: Cross multiply
    374,246.81x = 516,465.54 × 213,102.51
  4. Step 4: Simplify right side
    374,246.81x = 110,060,100,965.76
  5. Step 5: Solve for x
    x = 110,060,100,965.76/374,246.81
  6. Step 6: Final answer
    x = 294,084.27

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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.