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Finding the Fourth Proportional to 222,411.84, 333,477.60 and 188,689.64

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Solution

The fourth proportional to 222,411.84, 333,477.60 and 188,689.64 is: 282,915.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,411.84 : 333,477.60 = 188,689.64 : x
  2. Step 2: Convert to fraction form
    222,411.84/333,477.60 = 188,689.64/x
  3. Step 3: Cross multiply
    222,411.84x = 333,477.60 × 188,689.64
  4. Step 4: Simplify right side
    222,411.84x = 62,923,768,292.06
  5. Step 5: Solve for x
    x = 62,923,768,292.06/222,411.84
  6. Step 6: Final answer
    x = 282,915.55

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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.