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Finding the Fourth Proportional to 435,580.12, 601,107.65 and 242,000.32

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Solution

The fourth proportional to 435,580.12, 601,107.65 and 242,000.32 is: 333,964.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,580.12 : 601,107.65 = 242,000.32 : x
  2. Step 2: Convert to fraction form
    435,580.12/601,107.65 = 242,000.32/x
  3. Step 3: Cross multiply
    435,580.12x = 601,107.65 × 242,000.32
  4. Step 4: Simplify right side
    435,580.12x = 145,468,241,285.64
  5. Step 5: Solve for x
    x = 145,468,241,285.64/435,580.12
  6. Step 6: Final answer
    x = 333,964.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.