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Finding the Fourth Proportional to 474,246.90, 654,477.57 and 270,328.59

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Solution

The fourth proportional to 474,246.90, 654,477.57 and 270,328.59 is: 373,063.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,246.90 : 654,477.57 = 270,328.59 : x
  2. Step 2: Convert to fraction form
    474,246.90/654,477.57 = 270,328.59/x
  3. Step 3: Cross multiply
    474,246.90x = 654,477.57 × 270,328.59
  4. Step 4: Simplify right side
    474,246.90x = 176,923,998,684.73
  5. Step 5: Solve for x
    x = 176,923,998,684.73/474,246.90
  6. Step 6: Final answer
    x = 373,063.06

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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.