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Finding the Fourth Proportional to 617,573.40, 926,625.02 and 238,760.20

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Solution

The fourth proportional to 617,573.40, 926,625.02 and 238,760.20 is: 358,242.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,573.40 : 926,625.02 = 238,760.20 : x
  2. Step 2: Convert to fraction form
    617,573.40/926,625.02 = 238,760.20/x
  3. Step 3: Cross multiply
    617,573.40x = 926,625.02 × 238,760.20
  4. Step 4: Simplify right side
    617,573.40x = 221,241,175,100.20
  5. Step 5: Solve for x
    x = 221,241,175,100.20/617,573.40
  6. Step 6: Final answer
    x = 358,242.72

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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.