Home / 350,869.24-484,080.60-286,226.72

Finding the Fourth Proportional to 350,869.24, 484,080.60 and 286,226.72

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Solution

The fourth proportional to 350,869.24, 484,080.60 and 286,226.72 is: 394,895.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,869.24 : 484,080.60 = 286,226.72 : x
  2. Step 2: Convert to fraction form
    350,869.24/484,080.60 = 286,226.72/x
  3. Step 3: Cross multiply
    350,869.24x = 484,080.60 × 286,226.72
  4. Step 4: Simplify right side
    350,869.24x = 138,556,802,353.63
  5. Step 5: Solve for x
    x = 138,556,802,353.63/350,869.24
  6. Step 6: Final answer
    x = 394,895.84

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1.5x scale

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.