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Finding the Fourth Proportional to 603,023.42, 832,561.76 and 373,825.64

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Solution

The fourth proportional to 603,023.42, 832,561.76 and 373,825.64 is: 516,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,023.42 : 832,561.76 = 373,825.64 : x
  2. Step 2: Convert to fraction form
    603,023.42/832,561.76 = 373,825.64/x
  3. Step 3: Cross multiply
    603,023.42x = 832,561.76 × 373,825.64
  4. Step 4: Simplify right side
    603,023.42x = 311,232,926,739.59
  5. Step 5: Solve for x
    x = 311,232,926,739.59/603,023.42
  6. Step 6: Final answer
    x = 516,120.80

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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.