Home / 346,727.20-521,257.20-295,405.60

Finding the Fourth Proportional to 346,727.20, 521,257.20 and 295,405.60

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Solution

The fourth proportional to 346,727.20, 521,257.20 and 295,405.60 is: 444,102.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,727.20 : 521,257.20 = 295,405.60 : x
  2. Step 2: Convert to fraction form
    346,727.20/521,257.20 = 295,405.60/x
  3. Step 3: Cross multiply
    346,727.20x = 521,257.20 × 295,405.60
  4. Step 4: Simplify right side
    346,727.20x = 153,982,295,920.32
  5. Step 5: Solve for x
    x = 153,982,295,920.32/346,727.20
  6. Step 6: Final answer
    x = 444,102.15

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1.5x scale

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.