Home / 401,786.15-554,323.16-246,684.11

Finding the Fourth Proportional to 401,786.15, 554,323.16 and 246,684.11

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Solution

The fourth proportional to 401,786.15, 554,323.16 and 246,684.11 is: 340,337.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,786.15 : 554,323.16 = 246,684.11 : x
  2. Step 2: Convert to fraction form
    401,786.15/554,323.16 = 246,684.11/x
  3. Step 3: Cross multiply
    401,786.15x = 554,323.16 × 246,684.11
  4. Step 4: Simplify right side
    401,786.15x = 136,742,713,222.08
  5. Step 5: Solve for x
    x = 136,742,713,222.08/401,786.15
  6. Step 6: Final answer
    x = 340,337.05

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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.