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Finding the Fourth Proportional to 532,084.49, 734,300.53 and 299,591.50

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Solution

The fourth proportional to 532,084.49, 734,300.53 and 299,591.50 is: 413,449.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,084.49 : 734,300.53 = 299,591.50 : x
  2. Step 2: Convert to fraction form
    532,084.49/734,300.53 = 299,591.50/x
  3. Step 3: Cross multiply
    532,084.49x = 734,300.53 × 299,591.50
  4. Step 4: Simplify right side
    532,084.49x = 219,990,197,233.50
  5. Step 5: Solve for x
    x = 219,990,197,233.50/532,084.49
  6. Step 6: Final answer
    x = 413,449.75

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Similar ratio
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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.