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Finding the Fourth Proportional to 522,032.70, 783,121.95 and 222,510.90

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Solution

The fourth proportional to 522,032.70, 783,121.95 and 222,510.90 is: 333,797.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,032.70 : 783,121.95 = 222,510.90 : x
  2. Step 2: Convert to fraction form
    522,032.70/783,121.95 = 222,510.90/x
  3. Step 3: Cross multiply
    522,032.70x = 783,121.95 × 222,510.90
  4. Step 4: Simplify right side
    522,032.70x = 174,253,169,904.26
  5. Step 5: Solve for x
    x = 174,253,169,904.26/522,032.70
  6. Step 6: Final answer
    x = 333,797.42

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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.