Home / 454,965.60-682,448.40-366,392.10

Finding the Fourth Proportional to 454,965.60, 682,448.40 and 366,392.10

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Solution

The fourth proportional to 454,965.60, 682,448.40 and 366,392.10 is: 549,588.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,965.60 : 682,448.40 = 366,392.10 : x
  2. Step 2: Convert to fraction form
    454,965.60/682,448.40 = 366,392.10/x
  3. Step 3: Cross multiply
    454,965.60x = 682,448.40 × 366,392.10
  4. Step 4: Simplify right side
    454,965.60x = 250,043,702,417.64
  5. Step 5: Solve for x
    x = 250,043,702,417.64/454,965.60
  6. Step 6: Final answer
    x = 549,588.15

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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.