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Finding the Fourth Proportional to 522,796.67, 783,878.70 and 234,555.53

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Solution

The fourth proportional to 522,796.67, 783,878.70 and 234,555.53 is: 351,691.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,796.67 : 783,878.70 = 234,555.53 : x
  2. Step 2: Convert to fraction form
    522,796.67/783,878.70 = 234,555.53/x
  3. Step 3: Cross multiply
    522,796.67x = 783,878.70 × 234,555.53
  4. Step 4: Simplify right side
    522,796.67x = 183,863,083,934.21
  5. Step 5: Solve for x
    x = 183,863,083,934.21/522,796.67
  6. Step 6: Final answer
    x = 351,691.38

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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.