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Finding the Fourth Proportional to 617,467.30, 926,200.95 and 302,539.30

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Solution

The fourth proportional to 617,467.30, 926,200.95 and 302,539.30 is: 453,808.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,467.30 : 926,200.95 = 302,539.30 : x
  2. Step 2: Convert to fraction form
    617,467.30/926,200.95 = 302,539.30/x
  3. Step 3: Cross multiply
    617,467.30x = 926,200.95 × 302,539.30
  4. Step 4: Simplify right side
    617,467.30x = 280,212,187,072.34
  5. Step 5: Solve for x
    x = 280,212,187,072.34/617,467.30
  6. Step 6: Final answer
    x = 453,808.95

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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.