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Finding the Fourth Proportional to 602,168.10, 902,486.70 and 246,780.60

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Solution

The fourth proportional to 602,168.10, 902,486.70 and 246,780.60 is: 369,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,168.10 : 902,486.70 = 246,780.60 : x
  2. Step 2: Convert to fraction form
    602,168.10/902,486.70 = 246,780.60/x
  3. Step 3: Cross multiply
    602,168.10x = 902,486.70 × 246,780.60
  4. Step 4: Simplify right side
    602,168.10x = 222,716,209,318.02
  5. Step 5: Solve for x
    x = 222,716,209,318.02/602,168.10
  6. Step 6: Final answer
    x = 369,857.20

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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.