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Finding the Fourth Proportional to 532,095, 734,291.52 and 396,245.88

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Solution

The fourth proportional to 532,095, 734,291.52 and 396,245.88 is: 546,819.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,095 : 734,291.52 = 396,245.88 : x
  2. Step 2: Convert to fraction form
    532,095/734,291.52 = 396,245.88/x
  3. Step 3: Cross multiply
    532,095x = 734,291.52 × 396,245.88
  4. Step 4: Simplify right side
    532,095x = 290,959,989,518.94
  5. Step 5: Solve for x
    x = 290,959,989,518.94/532,095
  6. Step 6: Final answer
    x = 546,819.63

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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.