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Finding the Fourth Proportional to 410,166.65, 615,249.98 and 366,987.07

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Solution

The fourth proportional to 410,166.65, 615,249.98 and 366,987.07 is: 550,480.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,166.65 : 615,249.98 = 366,987.07 : x
  2. Step 2: Convert to fraction form
    410,166.65/615,249.98 = 366,987.07/x
  3. Step 3: Cross multiply
    410,166.65x = 615,249.98 × 366,987.07
  4. Step 4: Simplify right side
    410,166.65x = 225,788,787,477.76
  5. Step 5: Solve for x
    x = 225,788,787,477.76/410,166.65
  6. Step 6: Final answer
    x = 550,480.61

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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.