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Finding the Fourth Proportional to 554,467.70, 831,701.55 and 302,525.30

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Solution

The fourth proportional to 554,467.70, 831,701.55 and 302,525.30 is: 453,787.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,467.70 : 831,701.55 = 302,525.30 : x
  2. Step 2: Convert to fraction form
    554,467.70/831,701.55 = 302,525.30/x
  3. Step 3: Cross multiply
    554,467.70x = 831,701.55 × 302,525.30
  4. Step 4: Simplify right side
    554,467.70x = 251,610,760,924.22
  5. Step 5: Solve for x
    x = 251,610,760,924.22/554,467.70
  6. Step 6: Final answer
    x = 453,787.95

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Similar ratio
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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.