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Finding the Fourth Proportional to 552,193.40, 828,290.10 and 497,955.80

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Solution

The fourth proportional to 552,193.40, 828,290.10 and 497,955.80 is: 746,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,193.40 : 828,290.10 = 497,955.80 : x
  2. Step 2: Convert to fraction form
    552,193.40/828,290.10 = 497,955.80/x
  3. Step 3: Cross multiply
    552,193.40x = 828,290.10 × 497,955.80
  4. Step 4: Simplify right side
    552,193.40x = 412,451,859,377.58
  5. Step 5: Solve for x
    x = 412,451,859,377.58/552,193.40
  6. Step 6: Final answer
    x = 746,933.70

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Similar ratio
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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.