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Finding the Fourth Proportional to 617,554.20, 926,331.30 and 301,848.60

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Solution

The fourth proportional to 617,554.20, 926,331.30 and 301,848.60 is: 452,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,554.20 : 926,331.30 = 301,848.60 : x
  2. Step 2: Convert to fraction form
    617,554.20/926,331.30 = 301,848.60/x
  3. Step 3: Cross multiply
    617,554.20x = 926,331.30 × 301,848.60
  4. Step 4: Simplify right side
    617,554.20x = 279,611,806,041.18
  5. Step 5: Solve for x
    x = 279,611,806,041.18/617,554.20
  6. Step 6: Final answer
    x = 452,772.90

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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.