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Finding the Fourth Proportional to 985,271, 1,477,906.50 and 237,317

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Solution

The fourth proportional to 985,271, 1,477,906.50 and 237,317 is: 355,975.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,271 : 1,477,906.50 = 237,317 : x
  2. Step 2: Convert to fraction form
    985,271/1,477,906.50 = 237,317/x
  3. Step 3: Cross multiply
    985,271x = 1,477,906.50 × 237,317
  4. Step 4: Simplify right side
    985,271x = 350,732,336,860.50
  5. Step 5: Solve for x
    x = 350,732,336,860.50/985,271
  6. Step 6: Final answer
    x = 355,975.50

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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.