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Finding the Fourth Proportional to 603,587.79, 832,950.96 and 331,673.20

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Solution

The fourth proportional to 603,587.79, 832,950.96 and 331,673.20 is: 457,708.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,587.79 : 832,950.96 = 331,673.20 : x
  2. Step 2: Convert to fraction form
    603,587.79/832,950.96 = 331,673.20/x
  3. Step 3: Cross multiply
    603,587.79x = 832,950.96 × 331,673.20
  4. Step 4: Simplify right side
    603,587.79x = 276,267,510,346.27
  5. Step 5: Solve for x
    x = 276,267,510,346.27/603,587.79
  6. Step 6: Final answer
    x = 457,708.91

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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.