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Finding the Fourth Proportional to 552,184.80, 828,277.20 and 197,210.40

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Solution

The fourth proportional to 552,184.80, 828,277.20 and 197,210.40 is: 295,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,184.80 : 828,277.20 = 197,210.40 : x
  2. Step 2: Convert to fraction form
    552,184.80/828,277.20 = 197,210.40/x
  3. Step 3: Cross multiply
    552,184.80x = 828,277.20 × 197,210.40
  4. Step 4: Simplify right side
    552,184.80x = 163,344,877,922.88
  5. Step 5: Solve for x
    x = 163,344,877,922.88/552,184.80
  6. Step 6: Final answer
    x = 295,815.60

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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.