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Finding the Fourth Proportional to 222,706.10, 334,059.15 and 185,308.40

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Solution

The fourth proportional to 222,706.10, 334,059.15 and 185,308.40 is: 277,962.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,706.10 : 334,059.15 = 185,308.40 : x
  2. Step 2: Convert to fraction form
    222,706.10/334,059.15 = 185,308.40/x
  3. Step 3: Cross multiply
    222,706.10x = 334,059.15 × 185,308.40
  4. Step 4: Simplify right side
    222,706.10x = 61,903,966,591.86
  5. Step 5: Solve for x
    x = 61,903,966,591.86/222,706.10
  6. Step 6: Final answer
    x = 277,962.60

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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.