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Finding the Fourth Proportional to 466,976.70, 700,465.05 and 307,544.40

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Solution

The fourth proportional to 466,976.70, 700,465.05 and 307,544.40 is: 461,316.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,976.70 : 700,465.05 = 307,544.40 : x
  2. Step 2: Convert to fraction form
    466,976.70/700,465.05 = 307,544.40/x
  3. Step 3: Cross multiply
    466,976.70x = 700,465.05 × 307,544.40
  4. Step 4: Simplify right side
    466,976.70x = 215,424,103,523.22
  5. Step 5: Solve for x
    x = 215,424,103,523.22/466,976.70
  6. Step 6: Final answer
    x = 461,316.60

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Similar ratio
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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.