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Finding the Fourth Proportional to 410,602.25, 562,515.67 and 395,251.10

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Solution

The fourth proportional to 410,602.25, 562,515.67 and 395,251.10 is: 541,484.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,602.25 : 562,515.67 = 395,251.10 : x
  2. Step 2: Convert to fraction form
    410,602.25/562,515.67 = 395,251.10/x
  3. Step 3: Cross multiply
    410,602.25x = 562,515.67 × 395,251.10
  4. Step 4: Simplify right side
    410,602.25x = 222,334,937,334.74
  5. Step 5: Solve for x
    x = 222,334,937,334.74/410,602.25
  6. Step 6: Final answer
    x = 541,484.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.