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Finding the Fourth Proportional to 337,416.10, 506,318.55 and 127,204.90

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Solution

The fourth proportional to 337,416.10, 506,318.55 and 127,204.90 is: 190,880.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,416.10 : 506,318.55 = 127,204.90 : x
  2. Step 2: Convert to fraction form
    337,416.10/506,318.55 = 127,204.90/x
  3. Step 3: Cross multiply
    337,416.10x = 506,318.55 × 127,204.90
  4. Step 4: Simplify right side
    337,416.10x = 64,406,200,520.90
  5. Step 5: Solve for x
    x = 64,406,200,520.90/337,416.10
  6. Step 6: Final answer
    x = 190,880.64

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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.