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Finding the Fourth Proportional to 613,292.85, 846,243.05 and 341,353.68

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Solution

The fourth proportional to 613,292.85, 846,243.05 and 341,353.68 is: 471,011.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,292.85 : 846,243.05 = 341,353.68 : x
  2. Step 2: Convert to fraction form
    613,292.85/846,243.05 = 341,353.68/x
  3. Step 3: Cross multiply
    613,292.85x = 846,243.05 × 341,353.68
  4. Step 4: Simplify right side
    613,292.85x = 288,868,177,585.16
  5. Step 5: Solve for x
    x = 288,868,177,585.16/613,292.85
  6. Step 6: Final answer
    x = 471,011.81

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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.