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Finding the Fourth Proportional to 623,083.61, 934,625.33 and 149,768.97

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Solution

The fourth proportional to 623,083.61, 934,625.33 and 149,768.97 is: 224,653.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,083.61 : 934,625.33 = 149,768.97 : x
  2. Step 2: Convert to fraction form
    623,083.61/934,625.33 = 149,768.97/x
  3. Step 3: Cross multiply
    623,083.61x = 934,625.33 × 149,768.97
  4. Step 4: Simplify right side
    623,083.61x = 139,977,870,160.40
  5. Step 5: Solve for x
    x = 139,977,870,160.40/623,083.61
  6. Step 6: Final answer
    x = 224,653.43

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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.