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Finding the Fourth Proportional to 574,231.01, 861,527.53 and 270,612.90

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Solution

The fourth proportional to 574,231.01, 861,527.53 and 270,612.90 is: 406,004.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,231.01 : 861,527.53 = 270,612.90 : x
  2. Step 2: Convert to fraction form
    574,231.01/861,527.53 = 270,612.90/x
  3. Step 3: Cross multiply
    574,231.01x = 861,527.53 × 270,612.90
  4. Step 4: Simplify right side
    574,231.01x = 233,140,463,661.40
  5. Step 5: Solve for x
    x = 233,140,463,661.40/574,231.01
  6. Step 6: Final answer
    x = 406,004.66

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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.